The population of a town increases at 5% per annum. Its present population is 16000. What will be its population after 2 years? -Maths

The population of a town increases at 5% per annum. Its present population is 16000. What will be its population after 2 years? -Maths
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Simple interest on a certain sum of money for 4 years at 5% per annum is half the compound interest on Rs. 8000 for 2 years at 10% per annum. The sum placed on simple interest is: a) Rs.4200 b) b)Rs.4250 c) Rs.5250 d) Rs.5200 e) Rs.4000

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Some amount out of Rs.8500 was lent at 5% per annum and the remaining was lent at 3% per annum. If the total simple interest from both the fractions in4 years was Rs.1500, the sum lent at 5% per annum was a) Rs. 2400 b) Rs. 2200 c) Rs. 2000 d) Rs. 6000

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Last Answer : D Total simple interest received , I = Rs.1500 Principal , p = 8500 period, n = 4 years Rate of interest, r = ? Simple Interest, I=PNR/100 1500 = ( 8500 4 r )/ 100  = ... total amount is Rs.8500.  Therefore, the amount lent at 5% per annum (part1 amount) = 8500x12/17  = 6000 

A portion of Rs.6600 is invested at a 5% per annum, while the remainder is invested at a 3% per annum. If the annual income from the portion earning a 5% per annum is twice that of the other portion, what is the total income from the two investments after one year? a) Rs.270 b) Rs.370 c) Rs.250 d) Rs.280 e) None of these

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Last Answer : 5x + 3y = z (Total Income) x + y = 6600 -(1) 5x= 2(3y) 5x – 6y = 0 -(2) By solving (1) and (2) we get, x = 3600 so y = 3000 (3600*5*1)/100 + (3000*3*1)/100 = 180 + 90 = 270 Answer: a)

A sum of Rs. 1550 was lent partly at 5% and partly at 8% per annum simple interest. The total interest received after 4 yr was Rs. 400. The ratio of the money lent at 8% to that lent at 5% is? (a) 15:16 (b) 16:17 (c) 19:17 (d) 21:26 (e) 20:17

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Last Answer : (a) 15:16

Randeep invests Rs. 25,200 in buying shares of face value of Rs. 40 each at 5% premium. The dividend on these shares is 10% per annum. Find the divide

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Last Answer : Randeep invests Rs. 25,200 in buying shares of face value of Rs. 40 each at 5% premium. The dividend on these ... B. Rs. 2400 C. Rs. 4200 D. Rs. 3680

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The annual payment of Rs. 200 in 5 yr at 5% per annum simple interest will discharge a debt of? (a) Rs. 950 (b) Rs. 800 (c) Rs. 1000 (d) Rs. 1250 (e) None of the above

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Last Answer : e) None of the above

The population of a town is 15000. It increases annually at the rate of 20% p.a. What will be its population after 3 years? a) 65439 b) 25920 c) 37193 d) 41093

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Last Answer : Answer: B Formula :  ( After =100 denominator )  (Ago = 100 numerator)  After 3 years = 15000×(1+20/100)^3  = 15000 ×(120/100)^3  = 15000 ×(1.2)^3  = 15000 ×(1.728)  = 25920

Mark the correct option MIS account opened on or after 01 Apr 12 a) The rate of interest shall be 8.5 % per annum payable monthly. b) No withdrawal will be allowed before expiry of maturity period 5 years c) No bonus shall be payable d) All the above

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P,Q, R enter into a partnership.P initially invests Rs 54 lakh and withdraws Rs 18 lakhs after 4 years. Q initially Rs 72 lakh ans adds another Rs 18 lakhs after 6 years and R invests Rs 108 lakh and adds another Rs 18 lakh few years. At the end of 10 years profit Of R is equal to sum of profit of P and Q. Then for how many years did R invests Rs 126 lakh per annum A) 5 B) 7 C) 8 D) 11

Description : P,Q, R enter into a partnership.P initially invests Rs 54 lakh and withdraws Rs 18 lakhs after 4 years. Q initially Rs 72 lakh ans adds another Rs 18 lakhs after 6 years and R invests Rs 108 lakh and adds another ... Then for how many years did R invests Rs 126 lakh per annum A) 5 B) 7 C) 8 D) 11 

Last Answer : Answer: C) Ratio of their profit P, Q, R is 54*4+36*6:72*6+90*4:108*x+126*(10-x) =12:22:35 - 0.5x Profit of R=profit of P +profit of Q 35-0.5x=12+22 X=2 year The number of years for R invests Rs 126 lakh =10-2=8years

From the following information, calculate the extra cost of material by following EOQ: Annual consumption: = 45000 units Ordering cost per order: = Rs. 10 Carrying cost per unit per annum: = Rs. 10 Purchase price per unit = Rs. 50 Re-order quantity at present = 45000 units There is discount of 10% per unit in case of purchase of 45000 units in bulk. (a) No saving (b) Rs. 2,00,000 (c) Rs. 2,22,010 (d) Rs. 2,990

Description : From the following information, calculate the extra cost of material by following EOQ: Annual consumption: = 45000 units Ordering cost per order: = Rs. 10  Carrying cost per unit per annum: = Rs. 10  Purchase price per unit = Rs. ... ) No saving (b) Rs. 2,00,000 (c) Rs. 2,22,010 (d) Rs. 2,990

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The population of a town is 378000. It decreases by 16% in the 1st year and increases by 10% in the 2nd year. What is the population in the town at the end of 2 years? a) 182574 b) 482576 c) 282674 d) 283574 e) 349272

Description : The population of a town is 378000. It decreases by 16% in the 1st year and increases by 10% in the 2nd year. What is the population in the town at the end of 2 years? a) 182574 b) 482576 c) 282674 d) 283574 e) 349272

Last Answer : Answer: E After 2 years required population is  = 378000 (1-16/100) (1+10/100)  = 378000 (84/100) (110/100)  = 378000 (0.84) (1.1)  = 3,49,272

A machine costs Rs. 20000 and its useful life is 8 years. The money is borrowed at 8% interest per annum. The capital recovery factor at 8% interest per annum for 8 years is 0.174. The annual equipment cost of the machine will be (A) Rs. 1740 (B) Rs. 3480 (C) Rs. 5220 (D) Rs. 6960

Description : A machine costs Rs. 20000 and its useful life is 8 years. The money is borrowed at 8% interest per annum. The capital recovery factor at 8% interest per annum for 8 years is 0.174. The annual equipment cost of the machine will be (A) Rs. 1740 (B) Rs. 3480 (C) Rs. 5220 (D) Rs. 6960

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Accumulated sum at the end of 5 years, if Rs. 10000 is invested now at 10% interest per annum on a compound basis is Rs. (A) 15000 (B) 16105 (C) 18105 (D) 12500

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Last Answer : (B) 16105

An earth moving equipment costs Rs. 5,00,000 and has an estimated life of 10 years and a salvage value of Rs. 50,000. What uniform annual amount must be set aside at the end of each of the 10 years for replacement if the interest rate is 8% per annum and if the sinking fund factor at 8% per annum interest rate for 10 years is 0.069? (A) Rs. 31050 (B) Rs. 34500 (C) Rs. 37950 (D) Rs. 5000

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The population of a town was 200000 three years ago. If increased by 4%, 6% and 10% respectively in the last three years, then the present population of town is a) 1,10,313 b) 1,10,314 c) 2,42,528 d) 2,93,313 e) 2,10,313

Description : The population of a town was 200000 three years ago. If increased by 4%, 6% and 10% respectively in the last three years, then the present population of town is a) 1,10,313 b) 1,10,314 c) 2,42,528 d) 2,93,313 e) 2,10,313

Last Answer : Answer: C The present population = (1+4/100)×(1+6/100)×(1+10/100)×200000  = (104/100) × (106/100) × (110/100) × 200000  = 1.04×1.06×1.1×200000  = 2,42,528

Consider a CSMA/CD network that transmits data at a rate of 100 Mbps (108 bits per second) over a 1 km (kilometre) cable with no repeaters. If the minimum frame size required for this network is 1250 bytes, what is the signal speed (km/sec) in the cable? a. 8000 b. 10000 c. 16000 d. 20000

Description : Consider a CSMA/CD network that transmits data at a rate of 100 Mbps (108 bits per second) over a 1 km (kilometre) cable with no repeaters. If the minimum frame size required for this network is 1250 bytes, what is the signal speed (km/sec) in the cable? a. 8000 b. 10000 c. 16000 d. 20000

Last Answer : d. 20000

The world population growth rate at a certain reference year was 3.5%. Assuming exponential growth of population, after how many years, the population of the world would have increased by a factor 16 ? (A) ~ 80 years (B) ~ 40 years (C) ~ 160 years (D) ~ 320 years

Description : The world population growth rate at a certain reference year was 3.5%. Assuming exponential growth of population, after how many years, the population of the world would have increased by a factor 16 ? (A) ~ 80 years (B) ~ 40 years (C) ~ 160 years (D) ~ 320 years

Last Answer : Answer: A

The population in a small town increases from 50000 to 63750 in one year. Find the percentage increase in population. a) 25 b) 62 c) 6.25 d) 27.5 e) 59.8

Description : The population in a small town increases from 50000 to 63750 in one year. Find the percentage increase in population. a) 25 b) 62 c) 6.25 d) 27.5 e) 59.8 

Last Answer : Answer: D Population in a small town last year = 50000 Population in a small town after one year = 63750 Increase in population = 63750 - 50000 = 13750 Therefore,  percentage increase in population = ... /50000 100  = 1375000/50000  = 27.5% Thus, the increase in population is 27.5%

The population of Muslims in Kenya is what per cent of the population of Christians in Somalia? 1) 325% 2) 225% 3) 125% 4) 25% 5) 12.5%

Description : The population of Muslims in Kenya is what per cent of the population of Christians in Somalia? 1) 325% 2) 225% 3) 125% 4) 25% 5) 12.5%

Last Answer : 1) 325%