Description : Out of 5 women and 4 men, a committee of three members is to be formed in such a way that at least one member is woman. In how many different ways can this be done? 1) 60 2) 100 3) 120 4) 90 5) 80
Last Answer : 5) 80
Description : A committee is to be formed comprising 7 members such that there is a simple majority of men and at-least 1 woman. The shortlist consists of 9 men and 6 women. In how many ways can this committee be formed? a) 3724 b) 4914 c) 3928 d) 4913
Last Answer : b) 4914
Description : The missing number in the series 40, 120, 60, 180, 90, ?, 135 is (A) 110 (B) 270 (C) 105 (D) 210
Last Answer : Answer: B
Description : The mean arterial pressure of a blood pressure of 160 80 is A. 90 mmHg B. 100 mmHg C. 110 mmHg D. 120 mmHg
Last Answer : Ans: C
Description : The min and max size permissible for folded aerogramme is a) 100 X 140 & 120 X 120 b) 90 X 140 & 110 X 120 c) 80 X 140 & 100 X 120 d) None of the above
Last Answer : b) 90 X 140 & 110 X 120
Description : The sound level of an agricultural tractor should not exceed : I. 110 dB J. 100 dB K. 90 dB L. 80 dB
Last Answer : K. 90 dB
Description : An shopkeeper has 15 models of cup and 9 models of saucer. In how many ways can he make a pair of cup and saucer? A) 100 B) 80 C) 110 D) 135
Last Answer : Answer: D) He has 15 patterns of cup and 9 model of saucer A cup can be selected in 15 ways. A saucer can be selected in 9 ways. Hence one cup and one saucer can be selected in 15×9 ways =135 ways
Description : The mean of four numbers a, b, c, d is 100. If c = 70, then the mean of the remaining numbers is (A) 30 (B) 85/2 (C) 170/3 (D) 110
Last Answer : Answer: D
Description : How many numbers between 100 and 300 begin or end with 2? (A) 100 (B) 110 (C) 120 (D) 180
Description : 6 boys and 5girls can do a job in 8 days. When 7 boys and 10 girls work on the same job, the work gets completed in 5 days. How many days will a boy take to do the job, if he works alone on it? a) A.25 b) B.50 c) C.75 d) D.100
Last Answer : D Let the amount of work done by a boy in a day be B′ and the amount of work done by a girl in a day be G′. Therefore, 6 boys and 5 girls will do 6B+5G amount of work in a day. If 6 boys and 5 ... 1/100 i.e. a boy does 1/100th of the work in a day. Hence he will take 100 days to do the work.
Description : One of the senior colleagues is trying to exercise his power through majority in the school. Sometimes you fell that the colleague has power mongering attitude and therefore, realising it in his ... another strong group against his party D) You put forth the principles of upright behaviour
Last Answer : D) You put forth the principles of upright behaviour
Description : The number of observations in a group is 40. The average of the first 10 members is 4.5 and the average of the remaining 30 members is 3.5. The average of the whole group is (A) 4 (B) 15/2 (C) 15/4 (D) 6
Last Answer : Answer: C
Description : Sum of Rs.118 was shared among 50 boys and girls,each girl receive Rs.2.60 and boy receive Rs.1.80.Find the number of girls. A) 15 B)25 C)30 D)35
Last Answer : D)35
Description : A class consists of 80 students, 25 of them are girls and 55 boys. 10 of them are rich and 20 are fair complexioned. -Maths 9th
Last Answer : Let P (A) = Probability of selecting a fair complexioned person. ThenP(A) = \(rac{20}{80}\) = \(rac{1}{4}\)Let P(B) = Probability of selecting a rich person. Then P(B) = \(rac{10}{80}\) = \(rac{1}{8}\)Let P (C) = ... ) = \(rac{1}{4}\)x \(rac{1}{8}\)x \(rac{5}{16}\) = \(rac{5}{512}\) = 0.009.
Description : Anil played 8 cricket matches. The mean (average) of the runs was found to be 80. After playing four more matches, the mean of the runs of all the matches was found to be 70. The total runs made in the last four matches is (A) 400 (B) 300 (C) 200 (D) 100
Description : A group of 210 students appeared in some test. The mean of of students is found to be 60. The mean of the remaining students is found to be 78. The mean of the whole group will be: (A) 80 (B) 76 (C) 74 (D) 72
Description : The ratio of the number of boys to the number of girls in a school is 6 : 5. If 20% of boys and 45% of girls come by bus to school, what percentage of students opt transport other than bus to come to school? A) 68 9/11% B) 68 7/11% C) 72 7/11% D) 73% E) 73 5/11%
Last Answer : Answer: B If 20% of boys and 45% of girls come by bus, then 80% of boys and 55% of girls opt transport other than bus. Let total number of students in school = x So boys who opt other transport are (80/100) * 6/(6+5 ... (24x/55) + (x/4) = 151x/220 So required % = [(151x/220)/x] * 100 = 68 7/11 %
Description : There are 5 boys and 3 girls. In how many ways can they stand in a row so that no two girls are together? -Maths 9th
Last Answer : Have the 55 boys stand in a line. This can be done in 5!5! ways. For the moment, add a boy at each end, who will be removed when we're done. Now send the 33 girls, one at a time, to ... that each girl can either wedge herself between two boys or else stand next to a boy at one end or the other.
Description : In how many ways can teacher seat 5 girls and 3 boys in a row of 8 seats if a boy must be seated in the first seat and a girl in the last seat?
Last Answer : Feel Free to Answer
Description : If you take your mid-day meal to school, what will be your mode of taking meal during recess hour? Options: A) You share your meal with others because other's food is tastier B) You take ... and personal inhibitions D) You share your food with all the staff members and enjoy it in your group
Last Answer : D) You share your food with all the staff members and enjoy it in your group
Description : In which of the following States the segment of population, which is in majority, enjoys the benefit of reservation of seats in the State Assembly ? (A) Meghalaya and Mizoram (B) Assam and Nagaland (C) Madhya Pradesh and Assam (D) Rajasthan and Arunachal Pradesh
Last Answer : (A) Meghalaya and Mizoram
Description : If you get an opportunity to teach a visually challenged student along with normal students, what type of treatment would you like to give him in the class ? (A) Not giving extra attention because majority may ... (D) Arrange a seat in the front row and try to teach at a pace convenient to him.
Last Answer : (D) Arrange a seat in the front row and try to teach at a pace convenient to him.
Description : The annual average flow of water in Indus River system is: A. 130 MAF B. 100 MAF C. 110 MAF D. 90 MAF
Last Answer : ANSWER: C
Description : What is the average 'Intelligence Quotient (IQ) of normal' persons? (1) 100 to 120 (2) 90 to 110 (3) 70 to 130 (4) 50 to 100
Last Answer : (2) 90 to 110 Explanation: IQ is a number meant to measure people cognitive abilities (intelligence) in relation to their age group. An LQ between 90 and 110 is considered average; over 120, superior.
Description : If the voltage supplied to the lighting circuit is 110 volts, how much current is used by a 100 watt light bulb? A. 0.08 amps B. 0.91 amps C. 1.10 amps D. 90.9 amps
Description : Which one of the following statements is correct regarding blood pressure? (a) 130/90 mm Hg is considered high and requires treatment. (b) 100/55 mm Hg is considered an ideal blood pressure. (c) 105/50 mm Hg makes one very active. (d) 190/110 mm Hg may harm vital organs like brain and kidney.
Last Answer : d) 190/110 mm Hg may harm vital organs like brain and kidney.
Description : While calculating the sight distances, the driver's eye above road surface, is assumed (A) 90 cm (B) 100 cm (C) 110 cm (D) 120 cm
Last Answer : Answer: Option D
Description : If total income of company B in 2008 was Rs.140 crore, what was the total expenditure of that company in the same year? (approx) a) Rs.100.66 cr. b) Rs.110.33 cr. c) Rs.98.22 cr. d) Rs.94.90 cr. e) Rs.96.55 cr.
Last Answer : e) Rs.96.55 cr.
Description : At what height must top rails be fitted above working platform? a. Between 90 cm (35 inches) and 110 cm (43 inches) b. Between 100 cm (39 inches) and 120 cm (47 inches) c. Between 95 cm (38 inches) and 115 cm ( 45 inches) d. Between 105 cm (41 inches)and 125 cm (49 inches)
Last Answer : c. Between 95 cm (38 inches) and 115 cm ( 45 inches)
Description : fter getting minimum subscription of shares, the company has to allot shares with in--------- ------days. A. 90 B. 100 C. 110 D. 120
Last Answer : D. 120
Description : Variation between no load and full load conditions is found to approx. at a) 80 rpm b) 91 rpm. c) 100 rpmd) 110 rpm
Last Answer : c) 100 rpm
Description : The following are the standard distance of hurdler Race for men. (a) 100 & 400 mts. (b) 110 & 400 mts. (c) 80 & 200 mts. (d) All of these.
Last Answer : (b) 110 & 400 mts.
Description : There are 10 true-false questions in an examination. Then these questions can be answered in (A) 20 ways (B) 100 ways (C) 240 ways (D) 1024 ways
Last Answer : Answer: A If you have 10 questions, and 2 choices per question, then you have 2^10 =1024 possibilities.
Description : A group of 2n boys and 2n girls is divided at random into two equal batches. -Maths 9th
Last Answer : (c) \(rac{(^{2n}C_n)^2}{^{4n}C_{2n}}\)Total number of boys and girls = 2n + 2n = 4n Since, there are two equal batches, each batch has 2n members ∴ Let S (Sample space) : Selecting one batch out of 2 ⇒ S : ... )2∴ Required probability = \(rac{n(E)}{n(S)}\) = \(rac{(^{2n}C_n)^2}{^{4n}C_{2n}}\)
Description : When girl-students make a request, the other male students are annoyed with you on the pretext that you have been easily approached by them and do a favour. In such a situation how ... assistance D) You will try to improve the interaction in the class without emphasizing gender discrimination
Last Answer : B) You will justify that most of the girl students are more sincere towards their studies than the boys
Description : The average age of a family of 24 members is 132 years. If the age of the youngest member is 22 years, the average age of the family at the birth of the youngest member was? A) 75 B) 110 C) 100 D) 95
Last Answer : Answer: B) Total age of the family of 24 members = 132* 24 = 3168 yrs Total age of the family members 22 yrs ago = 3168 - (24*22) = 2640 at the time total members in a family = 24 average age of the family at the birth of the youngest member = 2640/24 = 110yrs.
Description : Number of students in 4th and 5th class is in the ratio 6 : 11. 40% in class 4 are girls and 48% in class 5 are girls. What percentage of students in both the classes are boys? A) 62.5% B) 54.8% C) 52.6% D) 55.8% E) 53.5%
Last Answer : Answer: B Total students in both = 6x+11x = 17x Boys in class 4 = (60/100)*6x = 360x/100 Boys in class 5 = (52/100)*11x = 572x/100 So total boys = 360x/100 + 572x/100 = 932x/100 = 9.32x % of boys = [9.32x/17x] * 100=54.8%
Description : The average age of students of a college is 31.6 yrs. The average age of boys in the class is 32.8 yrs and that of girls is 30.8. The ratio of number of boys to the number of girls in the class. A) 2:3 B) 3:1 C) 1:3 D) 3:2
Last Answer : A) Let the ratio be D:1.then, (D * 32.8) + ( 1* 30.8)= (D+1) * 31.6 32.8 D +30.8 = 31.6 D + 31.6 32.8 D – 31.6D = 31.6 – 30.8 1.2D = 0.8 D = 0.8/1/2 = 0.4/0.6 D = 2/3 Required ratio = 2/3 :1 = 2:3.
Description : In a class there are 15 boys and 10 girls. Three students are selected at random. The difference between the probability that 2 boys and 1 girl are selected compared to 1 boy and 2 girls are selected is: a) 23/78 b) 19/88 c) 15/92 d) 4/23 e) 7/46
Last Answer : 2 boys, 1 gi(Prl = (15c2×10c1) / 25c3 = 1050/2300 1 boy, 2 girls = (15c1×10c2) / 25c3 = 675/2300 Difference = (1050 - 675)/2300 = 375/2300 = 15/92 Answer: c)
Description : If a colleague belongs to the minority group but quite progressive in views, the basis of maintenance of healthy relations will be the realisation of that Options: A) The throat-cut competition as you ... all benefits due to minority groups D) The hard-work he has done to achieve the status
Last Answer : D) The hard-work he has done to achieve the status
Description : Which of the following is a characteristic of Web2.90 applications? (A) Multiple users schedule their time to use Web2.0 applications one by one. (B) Web2.0 applications are focused on the ... content rather than facilitating users to create it. (D) Web2.0 applications use only static pages.
Last Answer : (B) Web2.0 applications are focused on the ability for people to collaborate and share information online.
Description : Let a means minus (–), b means multiplied by (ᵡ), C means divided by (÷) and D means plus (+). The value of 90 D 9 a 29 C 10 b 2 is (A) 8 (B) 10 (C) 12 (D) 14
Last Answer : Answer: *
Description : Which of the four data sets have more dispersion? (A) 88 91 90 92 89 91 (B) 0 1 1 0 –1 –2 (C) 3 5 2 4 1 5 (D) 0 5 8 10 –2 –8
Description : Which of the following terms refers to Leininger's description of the learned and transmitted knowledge about values, beliefs, rules of behavior, and lifestyle practices that guide a ... transmitted characteristics. d) Subculture Subculture refers to a group that functions within a culture.
Last Answer : a) Culture Leininger was the founder of the specialty called transcultural nursing and advocated culturally competent nursing care.
Description : John has 10 siblings 4 boys 6 girls he has a mother and father. How many people are in the family? -Riddles
Last Answer : 13 people are in the family John+his 10 siblings+his mom and dad.
Description : 6 boys and 6 girls are sitting in a row randomly. The probability that boys and girls sit alternately is -Maths 9th
Last Answer : (b) \(rac{1}{462}\)Let S be the sample space. Then, n(S) = Number of ways in which 6 boys and 6 girls can sit in a row = 12! Let E : Event of 6 girls and 6 boys sitting alternately. Then, the ... )= \(rac{2 imes6 imes5 imes4 imes3 imes2 imes1}{12 imes11 imes10 imes9 imes8 imes7}\) = \(rac{1}{462}\).
Description : 6 boys and 6 girls are seated in a row. Probability that all the boys sit together is -Maths 9th
Last Answer : (d) \(rac{1}{132}\)Let S be the sample space for arranging 6 boys and 6 girls in a row. Then, n(S) = 12! If all 6 boys are to sit together, then consider the 6 boys as one entity. Now the ... ) = \(rac{7 imes6 imes5 imes4 imes3 imes2}{12 imes11 imes10 imes9 imes8 imes7}\) = \(rac{1}{132}\).
Description : There are 6 numbered chairs placed around a circular table. 3 boys and 3 girls want to sit on them such that neither of two boys nor two girls -Maths 9th
Last Answer : Since the chairs are numbered, so they are distinguishable. Therefore 3 boys can be arranged on 3 alternate chairs in 3! ways. 3 girls can be arrenged in 3! ways Also, the girls can be seated before the boys. Total number of required ways = 3! × 3! + 3! × 3! = 2 × (3!)2