Quantitative Aptitude Practice Question and Answer
8Q: A, B and C together can do a work in 8 days if A and B can do it in 20 and 30 days respectively. In how many days C alone can complete it? 4587 25d14842c9aeb0a08f1e67220
5d14842c9aeb0a08f1e67220- 116false
- 218false
- 320false
- 424true
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Answer : 4. "24"
Q: The wages of labourers in a factory increases in the ratio 22:25 and there was a reduction in the number of labourers in the ratio 15:11. Find the original wage bill if the present bill is Rs. 5000 ? 4546 05b5cc709e4d2b4197774f294
5b5cc709e4d2b4197774f294- 1Rs. 5500false
- 2Rs. 6000true
- 3Rs. 6200false
- 4Rs. 6350false
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Answer : 2. "Rs. 6000"
Explanation :
Answer: B) Rs. 6000 Explanation: The wages of labourers in a factory increases in the ratio 22:25 and there was a reduction in the number of labourers in the ratio 15:11. Find the original wage bill if the present bill is Rs 5000 ?Ratio of increase of wages = 22:25Ratio of decrease of labourers = 15:11Compound ratio of wages of labourers = 22 x 15 : 25 x 11 = 330:275Final bill = Rs. 5000For 275 ratio wages = Rs. 5000For 1 ratio wages = 5000/275For 330 ratio wages = 5000/275 x 330 = Rs. 6000
Q: In one hour, a boat goes 12 km/hr along the stream and 6 km/hr against the stream. The speed of the boat in still water (in km/hr) is: 4544 05b5cc6bde4d2b4197774d8fc
5b5cc6bde4d2b4197774d8fc- 19true
- 28false
- 37false
- 47.5false
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Answer : 1. "9"
Explanation :
Answer: A) 9 Explanation: Speed in still water = Average of Speed in Upstream and speed in Downstream = 1/2 (12 + 6) kmph = 9 kmph.
Q: A shopkeeper sells a certain object in Rs 2520 after giving two consecutive discounts of 10% and 30 %. Find the marked price of the object. 4530 05d133b6940daee3c552fcb1f
5d133b6940daee3c552fcb1f- 1Rs 6000false
- 2Rs 4000true
- 3Rs 5450false
- 4Rs 6800false
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Answer : 2. "Rs 4000"
Q: Shyam can work at thrice the speed than Naresh. If together they can complete a work in 32 days, in how many days can Naresh alone complete it? 4519 05d148adc9aeb0a08f1e6745f
5d148adc9aeb0a08f1e6745f- 1120false
- 2128true
- 3124false
- 4144false
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Answer : 2. "128"
Q: A and B runs around a circular track. A beats B by one round or 10 minutes. In this race, they had completed 4 rounds. If the race was only of one round, find the A's time over the course: 4503 05b5cc7d0e4d2b419777511e0
5b5cc7d0e4d2b419777511e0- 18 minfalse
- 27.5 mintrue
- 312.5 minfalse
- 412 minfalse
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Answer : 2. "7.5 min"
Explanation :
Answer: B) 7.5 min Explanation: B runs around the track in 10 min. i.e , Speed of B = 10 min per round Therefore, A beats B by 1 round Time taken by A to complete 4 rounds = Time taken by B to complete 3 rounds = 30 min Therefore, A's speed = 30/4 min per round = 7.5 min per round Hence, if the race is only of one round A's time over the course = 7 min 30 sec
Q: What is the ratio of number of males in HR Department to the number of males in Accounts department respectively?
4497 25d4ab905108bca202e8a6cd4
5d4ab905108bca202e8a6cd4- 13:17false
- 24:15false
- 32:15true
- 42:13false
- 5None of thesefalse
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Answer : 3. "2:15"
Q: Navneet and Prabhat can complete a work in 20 and 25 days respectively. They work for Rs 4500. Find their wages. 4489 25d1490e997a68b089a7aa712
5d1490e997a68b089a7aa712- 1Rs 2000, Rs 2500false
- 2Rs 3000, Rs 1500false
- 3Rs 2500, Rs 2000true
- 4Rs 3500, Rs 1000false
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