Description : The price of oil is increased by 25%. If the expenditure is not allowed to increase, the ratio between the reduction in consumption and the original consumption is (A) 1 : 3 (B) 1 : 4 (C) 1 : 5 (D) 1 : 6
Last Answer : (C) 1 : 5
Description : The price of oil is increased by 20%,as a result a family decrease consumption by 25%.The expenditure of the family on oil will be 1).90%increase 2).10%incraese 3).90%decrease 4).10%increase.
Last Answer : 4).10%increase. Exp: (120/100)×(75/100)×100=90. 100-90=10%(should be decrease)
Description : A manufacturing industry plans to improve its energy performance under PAT through implementation of an energy conservation scheme. After implementation, calculate the Plant Energy Performance (PEP) with 2015-16 as the ... 34,000 T, Reference year (2015-16 ) Energy consumption - 27,200 MWh.
Last Answer : Production factor (PF) = 28750/34000 = 0.846 …………………….1 mark Ref year equivalent energy (RYEE) = Ref Year Energy Use (RYEU) x PF = 27,200 x 0.846= 23011MWh
Description : Reduction in the delivery pressure of a Compressor working at 7 bar, by 1 bar would reduce the power consumption by a) 6 to 10 % b) 2 to 3 % c) 12 to 14 % d) None of the above
Last Answer : a) 6 to 10 %
Description : The Shopkeeper increased the price of a product by 75% so that customer finds it difficult to purchase the required amount. But somehow the customer managed to purchase only 140% of the required amount. What is the net difference in the ... on that product? a) 12.5 b) 26.0 c) 13.5 d) 17.5 e) 19.8
Last Answer : Answer: D Quantity×Rate=Price 1x1=1 1.4x1.75=2.45 Decrease in price = (0.175/1) × 100 = 17.5%
Description : India’s wheat yield revolution in the 1960s was possible primarily due to (a) hybrid seeds (b) increased chlorophyll content (c) mutations resulting in plant height reduction (d) quantitative trait mutations.
Last Answer : (d) quantitative trait mutations.
Description : Investment and savings are kept equal through a change in the level of - (1) Consumption (2) Investment (3) Government expenditure (4) Income
Last Answer : (1) Consumption Explanation: Desired savings are kept equal to desired investment by responses to interest rate changes. Savings identity or the savings investment identity is a concept in ... brings savings and investment into balance without any intention by business to increase investment.
Description : Investment and savings are kept equal through a change in the level of (1) Consumption (2) Investment (3) Government expenditure (4) Income
Last Answer : Consumption
Description : Daal is now being sold at Rs. 20/kg. During last month its rate was Rs. 16/kg. By how much percent should a family reduce its consumption so as to keep the expenditure fixed?
Last Answer : Answer: 20%.
Description : Chenna dhal is now being sold at Rs. 70 a kg. Last month, is rate was Rs. 80 per kg. By how much percent should a family reduce its consumption so as to keep the expenditure fixed? a)12.5 b)21.8 c)23 d)18
Last Answer : Answer: A Let a family's monthly consumption of chenna dhal be x kg. To keep the expenditure fixed, their consumption for this month should be 70x/80 = 7x/8. Reduction in consumption = x/8 = 12.5% of x
Description : By over-reinforcing a beam, the moment of resistance can be increased not more than (A) 10 % (B) 15 % (C) 20 % (D) 25 %
Last Answer : Answer: Option D
Description : A number is increased by 70 % and then decreased by 70 %. Find the net increase or decrease per cent. a) 25 b) 56 c) 45 c) 49 e) 98
Last Answer : Answer: D Let the number be 100. Increase in the number = 70 % = 40 % of 100 = (40/100 100) = 70 Therefore, increased number = 100 + 70 = 170 This number is decreased by 70 % Therefore, decrease ... = 100 - 51 = 49 Hence, net percentage decrease = (49/100 100) = (4900/100) = 49 %
Description : The price of an article is increased twice in succession, each by `10%.` The result is `"_____"%` increase.
Last Answer : The price of an article is increased twice in succession, each by `10%.` The result is `"_____"%` increase.
Description : If a discount of 16% is given on the marked price of a book, the publisher gains 20%. If the discount is increased to 20% the gain percent is 1) 14 2/7% 2) 14 1/7% 3) 14 3/7% 4) 14 4/7% 5) 14 5/7%
Last Answer : 1) 14 2/7%
Description : In order that there may be a profit of 15% after allowing a discount of 10% on the marked price, The marked price of an book has to be increased by %?
Last Answer : Mp= Rs x Sp= 90x/100= 9x/10 Mp= 9x/10*100/115=18x/23 Mp has increased by (x-18x/23)/(18x/23)*100 =27.7%
Description : Decreases in price of a product results in increased consumption of the product as the product becomes cheaper compared to other products. This effect is known as (a) Substitution effect ; (b) Income effect ; (c) Diminishing marginal utility concept; (b) Law of diminishing returns
Last Answer : (a) Substitution effect ;
Description : Which of the following statements(s) is/are true concerning human energy requirement? a. In normal subjects, less than 5% of basal energy requirement is spent on cardiac output and the ... d. Similar increases in energy expenditures are associated with elective surgery and trauma or thermal injury
Last Answer : Answer: a, c Basal energy requirements are measured with the subject at rest when no external work is being done; the energy is used mainly for transport and synthetic work within cells. A ... average-sized adult who sustains a major burn rarely may require more than 3500 kcal/day for maintenance
Description : A siuation where we have people whose level of income is not sufficient to meet the minimum consumption expenditure is considered as - (1) Absolute Poverty (2) Relative Poverty (3) Urban Poverty (4) Rural Poverty
Last Answer : (1) Absolute Poverty Explanation: Absolute poverty is defined as a situation in which the individual's basic needs are not covered, in other words, there is a lack of basic goods and services ( ... shelter, education and information. It depends not only on income but also on access to services."
Description : The functional relationship between income and consumption expenditure is explained by - (1) Consumer' Surplus (2) Law of Demand (3) Law of Supply (4) Keynes's psychological law of consumption
Last Answer : (4) Keynes's psychological law of consumption Explanation: Keynes defined Psychological Law of Consumption in terms of, "The fundamental psychological law, upon which we are entitled to depend with great ... consumption as their income increases but not by as much as the increase in the income."
Description : Poverty line is expressed in terms of an overall _______ A. Per capita Income B. Per Capita consumption expenditure C. Per Capita entertainment expenditure D. Per Capita development expenditure E. Per Capita GDP
Last Answer : B. Per Capita consumption expenditure Explanation: In India consumption-expenditure has been made the basis for the measurement of the minimum standard. The usual method is to fix a poverty level. This level is expressed in terms of an overall per capita consumption-expenditure.
Description : Which of the following does not cause a shift in aggregate demand ? (a) Consumption (b) Government expenditure (c) Investment (d) Prices
Last Answer : (d) Prices
Description : A levy of excise duty on consumption of an item consumed will .. (a) Induce suppliers to pump in more quantity in the market; (b) Result in fall in the consumption of the commodity ... by the consumer ; (c) Lead to inflationary conditions ; (d) Place the consumer on lower indifference curve
Last Answer : (d) Place the consumer on lower indifference curve
Description : The relationship between aggregate consumption expenditure and aggregate income of household sector is known as ………………………. function. (a) Consumption ; (b) Saving ; (c) Expenditure ; (d) Income
Last Answer : (a) Consumption
Description : A situation where we have people whose level of income is not sufficient to meet the minimum consumption expenditure is considered as (1) Absolute Poverty (2) Relative Poverty (3) Urban Poverty (4) Rural Poverty
Last Answer : Absolute Poverty
Description : The functional relationship between income and consumption expenditure is explained by (1) Consumer’ Surplus (2) Law of Demand (3) Law of Supply (4) Keynes’s psychological law of consumption
Last Answer : Keynes’s psychological law of consumption
Description : Expenditure on advertisement and public relations by an enterprise is a part of its (1) consumption of fixed capital (2) final consumption expenditure (3) intermediate consumption (4) fixed capital
Last Answer : intermediate consumption
Description : If the ailerons are deflected to 10°, compared to 5°, this will cause: a. An increased angle of bank b. An increased rate of roll c. No change to either bank angle or roll rate d. A reduction in the adverse yawing moment
Last Answer : b. An increased rate of roll
Description : The total domestic consumption in a city water supply, is assumed (A) 20 % (B) 30 % (C) 40 % (D) 60 %
Last Answer : (D) 60 %
Description : The maximum hourly consumption, is generally taken as (A) 110 % (B) 120 % (C) 140 % (D) 150 %
Last Answer : (D) 150 %
Description : A shopkeeper bought 30 kg of wheat at the rate of Rs 45 per Kg. He sold 40% of the total quantity at the rate of Rs 50 per Kg. Approximately, at what price per Kg should he sell the remaining quantity to make 25 per cent overall profit? 1. Rs 54 2. Rs 52 3. Rs 50 4. Rs 60
Last Answer : 4. Rs 60
Description : Vaishnavi purchased 35kg of wheat at the rate of Rs.19.50 per kg and another 35kg of wheat at a certain rate. She mixed the two and sold the entire quantity at the rate of the Rs.21.25 per kg and made 20%. Overall profit at what price per kg did she purchase the lot of another 35kg wheat?
Last Answer : Let the required price per kg be Rs'X' Then cost price of 70 kg wheat = Rs(35 * 19.50 + 35 * X) = Rs (682.5 + 35X) Selling price of 70kg wheat = Rs (70 * 21.25) = Rs.1487.5 Total cost ... 100/120=1239.58 35x= 1239.58-682.5=557.08 X=15.91 So the cost price of second lot is Rs15.91 per kg
Description : A demand curve will not shift: (1) When only income changes (2) When only prices of substitute products change (3) When there is a change in advertisement expenditure (4) When only price of the commodity changes
Last Answer : (4) When only price of the commodity changes Explanation: In economics, the demand curve is the graph depicting the relationship between the price of a certain commodity and the amount of it that ... only when there is a change in other determinants of demand, other than price of the commodity.
Last Answer : When only price of the commodity changes
Description : A wooden manufacturing company declares that a wooden is now available for $11200 as against $25200 one year before. Find the percentage reduction in the price of wooden offered by the company. a) 25 1/3 b) 691/3 c) 66 1/3 d) 33 1/3 e) 55 5/9
Last Answer : Answer: E Price of the wooden a year before = $25200 Price of the wooden after a year = $11200 Decrease in price = $(25200 - 11200) = $14000 Therefore, decrease % = 14000/25200 × 100 % = 55 5/9 %
Description : A man who makes a profit of 25 percent by selling sugar at Rs. 4.25/kg., lowers his price so as to gain only 5 paise per Kg. In what ratio must his sales be increased so that his total profit may be the same as before? a) 1 : 5 b) 1 : 11 c) 1 : 13 d) 1 : 17 e) 1 : 21
Last Answer : 125% C.P. of sugar per kg = Rs. 4.25 C.P of the sugar per kg = [4.25×100] / 125 = Rs. 3.40. thus, the profit on 1 kg 85 paise by reducing price to 5 paise, to make same profit he must sell, 85/5 = 17kg so required ratio = 1 : 17. Answer: d)
Description : According to Engel’s Law of consumption, the following commodities are likely to have income elasticity of less than one (a) Garments (b) Motor car (c) Cosmetics (d) Wheat and Rice
Last Answer : (d) Wheat and Rice
Description : What is the highest % discount(approximately) that a trader can offer on his marked price, so that he ends up selling at no profit or loss, if he initially marked his goods up by 60%?
Last Answer : Let CP= Rs 100 MP= Rs100+60=160 Discount= x% then, 160*[100-x/100] =100 100-x=100*100/160 x=37.5%
Description : Answer: b Metabolic response to injury results in increased energy expenditure. If energy intake is less than expenditure, oxidation of body fat stores and erosion of lean body mass will occur ... requirements, caloric requirements should be distributed at a ratio of 70% as glucose and 30% as fat
Last Answer : Which of the following statement(s) is/are true concerning body fuel reserves? a. The largest fuel reserve in the body is skeletal muscle b. Fat provides about 9 calories/gram c. Free glucose and glycogen stores are a trivial fuel reserve d. Body protein is a valuable storage form of energy
Description : In general, deficit financing can create inflation, but it can be checked if. A) Government expenditure increases the aggregate supply in the aggregate demand ratio B) All the investment is indicated as payment on national debt only C) Only aggregate demand is increased D) All of the above
Last Answer : Answer: D
Description : There were 32 boys in a hostel. If the number of boys be increased by 15, then the expenditure on food increases by Rs. 43 per day while the average of expenditure of boys is reduced by Rs. 2. What was the initial expenditure on food per day? A) Rs.108.2 B) Rs.125.6 C) Rs.135.8 D) Rs.144.5
Last Answer : Answer: A) Let initial expense of 32 boys = Rs. x average expense of 32 boys = x/32 average expense of 47 boys = (x + 43)/ 47 then, (x/32) - ((x+43)/47) = 2 x= Rs.108.28
Description : Due to change in price level, a revised estimate is prepared if the sanctioned estimate exceeds (A) 2.0 % (B) 2.5 % (C) 4.0 % (D) 5.0 %
Last Answer : (D) 5.0 %
Description : Forced Savings refer to - (1) Reduction of consumption consequent to a rise in prices (2) Taxes on individual income and wealth (3) Compulsory deposits imposed on income tax payers (4) Provident fund contribution of private sector employees
Last Answer : (1) Reduction of consumption consequent to a rise in prices Explanation: Forced saving is an economic situation in which consumers spend less than their disposable income, not because they want to ... free economy, this situation would normally result in increase in prices and inflow of more goods.
Description : In a roll crusher, the specific power consumption and the production rate is affected by the (A) Reduction ratio (B) Differential roll speed (C) Both (A) and (B) (D) Neither (A) nor (B)
Last Answer : (C) Both (A) and (B)
Description : Energy consumption in a crusher decreases with increase in the (A) Size of the product (at constant feed size) (B) Capacity of the crushing machine (C) Size of feed (at constant reduction ratio) (D) All (A), (B) & (C)
Last Answer : (D) All (A), (B) & (C)
Description : Advantages of use of preheated combustion air are (A) Saving in fuel consumption (B) Reduction in scale losses (C) Increase in flame temperature (D) All (A), (B) and (C)
Last Answer : (D) All (A), (B) and (C)
Description : Which of the following advantages is not associated with the use of preheated air for combustion of a fuel in the furnace? (A) Increase in calorific value of the fuel (B) Increase in flame temperature (C) Reduction in scale losses (D) Saving in fuel consumption
Last Answer : (A) Increase in calorific value of the fuel
Description : An energy policy does not include a) Target energy consumption reduction b) Time period for reduction c) Declaration of top management commitment d) Future production projection
Last Answer : Future production projection
Description : An energy policy does not include …… a) Target Energy Consumption Reduction b) Time Period for Reduction c) Declaration of top Management Commitment d) Future Production Projection
Last Answer : Future Production Projection
Description : Benefits of Waste Heat Recovery a. Reduction in pollution b. Reduction in equipment sizes c. Reduction in auxiliary energy consumption d. All of the above
Last Answer : Ans:- d. All of the above
Description : Which of the following is not typically a benefit of dynamic linking? I. Reduction in overall program execution time. II. Reduction in overall space consumption in memory. III. Reduction in overall space consumption on disk. IV. ... updates. (A) I and IV (B) I only (C) II and III (D) IV only
Last Answer : (B) I only