Practice Question and Answer
8Q: A sum of Rs.118 was divided among 50 boys and girls such that each boy received Rs.2.60 and each girl Rs.1.80. Find the number of boys and girls ? 7427 05b5cc7abe4d2b41977750748
5b5cc7abe4d2b41977750748- Show AnswerHide Answer
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Answer :
Explanation :
Average money received by each = 118/50 = Rs. 2.36 Therefore, Ratio of No.of boys and girls = 56 : 24 = 7 : 3 Therefore, Number of boys = 50 x (7/10) = 35 Number of girls = 50 - 35 = 15
Q: In a purse there are 30 coins, twenty one-rupee and remaining 50-paise coins. Eleven coins are picked simultaneously at random and are placed in a box. If a coin is now picked from the box, find the probability of it being a rupee coin? 7426 05b5cc60de4d2b4197774b618
5b5cc60de4d2b4197774b618- 14/7false
- 22/3true
- 31/2false
- 45/6false
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Answer : 2. "2/3"
Explanation :
Answer: B) 2/3 Explanation: Total coins 30 In that, 1 rupee coins 20 50 paise coins 10Probability of total 1 rupee coins = 20C11 Probability that 11 coins are picked = 30C11 Required probability of a coin now picked from the box is 1 rupee = 20C11/30C11 = 2/3.
Q: An oil refinery buys oil at Rs 3600 per barrel. There is 10 % wastage. If the refinery wants to earn 5% profit then at what price should it sell including 8 % tax on selling price? (in Rs per barrel)
7426 05dca519088990a4b0e802ff0
5dca519088990a4b0e802ff0- 13674false
- 23711false
- 34219false
- 44536true
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Answer : 4. "4536"
Q: Ram was born on 2 January 1946. What day of the week was that?
7418 05e142e434ccbc7127524c6f9
5e142e434ccbc7127524c6f9- 1Mondayfalse
- 2Tuesdayfalse
- 3Wednesdaytrue
- 4Fridayfalse
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Answer : 3. "Wednesday"
Q: Rs. 425 is divided among 4 men, 5 women and 6 boys such that the share of a man , a woman and a boy may be ratio of 9:8:4. What is the share of a woman?
7411 05f4f606382369c1d61194f66
5f4f606382369c1d61194f66- 1Rs. 24false
- 2Rs. 28false
- 3Rs. 32false
- 4Rs. 34true
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Answer : 4. "Rs. 34"
Q: A person gives 1/4 of his property to his daughter, 1/2 to his sons and 1/5 for charity. How much has he given away?
7406 15d6901964130032e96a6135b
5d6901964130032e96a6135b- 11/20false
- 219/20true
- 31/10false
- 49/10false
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Answer : 2. "19/20"
Q: What happens when CRR is increased?
7398 05e95685a52a551440d0d0bc4
5e95685a52a551440d0d0bc4- 1It decreases the money supplyfalse
- 2It increases the money supplyfalse
- 3It decreases inflationfalse
- 4Only 1 & 3true
- 5All of the abovefalse
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Answer : 4. "Only 1 & 3 "
Q: In which place is Delhi in greenery in the country?
7390 05f0bed9fcec10557a8d9f74e
5f0bed9fcec10557a8d9f74e- 1Firstfalse
- 2Secondfalse
- 3Thirdfalse
- 4Fourthtrue
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