Simplification on Arithmetic Aptitude related Questions and Answers

Question 1 : David gets on the elevator at the 11th floor of a building and rides up at the rate of 57 floors per minute. At the same time, Albert gets on an elevator at the 51st floor of the same building and rides down at the rate of 63 floors per minute. If they continue travelling at these rates, then at which floor will their paths cross ?


1. 19
2. 28
3. 30
4. 37
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Question 2 : A man has some hens and cows. If the number of heads be 48 and the number of feet equals 140, then the number of hens will be


1. 22
2. 23
3. 24
4. 26
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Question 3 : Free notebooks were distributed equally among children of a class. The number of notebooks each child got was one-eighth of the number of children. Had the number of children been half, each child would have got 16 notebooks. Total how many notebooks were distributed ?


1. 256
2. 432
3. 512
4. 640
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Question 4 : In a regular week, there are 5 working days and for each day, the working hours are 8. A man gets Rs. 2.40 per hour for regular work and Rs. 3.20 per hours for overtime. If he earns Rs. 432 in 4 weeks, then how many hours does he work for ?


1. 160
2. 175
3. 180
4. 195
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Question 5 : To fill a tank, 25 buckets of water is required. How many buckets of water will be required to fill the same tank if the capacity of the bucket is reduced to two-fifth of its present ?


1. 10
2. 35
3. 62.5
4. Cannot be determined
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Question 6 : A fires 5 shots to B"s 3 but A kills only once in 3 shots while B kills once in 2 shots. When B has missed 27 times, A has killed:


1. 30 birds
2. 60 birds
3. 72 birds
4. 90 birds
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Question 7 : One-third of Rahul"s savings in National Savings Certificate is equal to one-half of his savings in Public Provident Fund. If he has Rs. 1,50,000 as total savings, how much has he saved in Public Provident Fund ?


1. Rs. 30,000
2. Rs. 50,000
3. Rs. 60,000
4. Rs. 90,000
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Question 8 : The price of 2 sarees and 4 shirts is Rs. 1600. With the same money one can buy 1 saree and 6 shirts. If one wants to buy 12 shirts, how much shall he have to pay ?


1. Rs. 1200
2. Rs. 2400
3. Rs. 4800
4. Cannot be determined
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Question 9 : If a - b = 3 and a2 + b2 = 29, find the value of ab.


1. 10
2. 12
3. 15
4. 18
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Question 10 : The price of 10 chairs is equal to that of 4 tables. The price of 15 chairs and 2 tables together is Rs. 4000. The total price of 12 chairs and 3 tables is:


1. Rs. 3500
2. Rs. 3750
3. Rs. 3840
4. Rs. 3900
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