Preperation of Five Minute Test

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Question No 1

0 , 1 , 4 , 9 , 16 , 25 , 36 , 49 , ?

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Solution!
Add 1, 3, 5, 7, etc..

Question No 2

Pointing to a lady a person said, "The son of her only brother is the brother of my wife." How is the lady related to the person?

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Solution!
Brother of person's wife is brother-in-law of the person.! !Hence, the son of lady's brother is brother-in-law of the person.! !Therefore, the brother of the lady is the father-in-law of the person. Hence, the lady is the sister of the person's father-in-law..

Question No 3

A man can row at 5 kmph in still water. If the velocity of current is 1 kmph and it takes him 1 hour to row to a place and come back, how far is the place?

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Solution!
Speed downstream = (5 + 1) kmph = 6 kmph! !Speed upstream = (5 - 1) kmph = 4 kmph! !Let the required distance be x km.! !Then,! x/6 + x/4 = 1!2x + 3x = 12!5x = 12! !Hence, x = 2.4 km.

Question No 4

Choose the word which is different from the rest.

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Solution!
All except Fox are domestic animals, while fox is a wild animal..

Question No 5

Find the odd man out.

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Solution!
No answer description available for this question..

Question No 6

230 meters long train crosses a man sitting on the platform in 46 seconds. What is the speed of the train?

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Solution!
Length of the train = L = 230m!Time = t = 46s!Speed = v = ?! !V = L/t!By putting values!v = 230/46 = 5m/s! !Hence speed of the train is 5m/s..

Question No 7

The ages of C and D are in 6/11 and E is 6 years younger than D. If the sum of ages is 134, then what is the age of D?

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Solution!
Given that!C/D = 6/11!C = (6/11)D ...(1)! !and!C+D+E = 134! !As E is 6 years younger from D so we can put D-6 instead of D!C+D+D-6 = 134!C+2D = 140!Put value of C from equation(1)!(6/11)D+2D = 140!6D+22D = 140!28D = 1540!D = 55! !Hence D is 55 years old..

Question No 8

The grapes are now ...... enough to be picked.

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Solution!
No answer description available for this question..

Question No 9

If 1/2 x year ago A was 12 and 1/2 x years from now he will be 2x years old, how old will he be 3x years from now?

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Solution!
Given that!A-(1/2)x = 12!2A-x = 24 ...(1)!and!A+(1/2)x = 2x!A+(1/2)x-2x = 0!A+(x-4x)/2 = 0!A-(3/2)x = 0!2A-3x = 0 ...(2)!By simultaneously solving equation(1) and (2) we have!x = 12!and!A = 18! !Now!3x = 3*12 = 36! !After 3x years A will be!18+36 = 54 years old.

Question No 10

Price of a car increased from $400000 to $420000. What is the percentage increase?

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Solution!
Increase in price = 420000 - 400000! = 20000! !Percentage increase = (20000/400000)*100! = 5%.

Question No 11

PETRIFY is to STONE as OSSIFY is to..

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Solution!
No answer description available for this question..

Question No 12

B5D means B is the father of D , B9D means B is the sister of D , B4D means B is the brother of D , B3D means B is the wife of D ; Which of the following means F is the mother of K?

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Solution!
F3M = F is the wife of M! !M5K = M is the father of K! !Therefore, F is the mother of K..

Question No 13

At a particular time shadow of a pole 40m long is measured to be 30m. If the length of a plaza is 200m then how long would the shadow be at about the same time?

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Solution!
Shadow of 40m pole = 30m! !Shadow of 1m pole = 30/40m! !Shadow of 200m plaza = (30/40)*200 = 150m.

Question No 14

A is thrice as good as a workman as B and therefore is able to finish a job in 60 days less than B.Working together,they can do it in

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Solution!
Ratio of times taken by A and B = 1/3! !The time difference is (3 - 1) 2 days while B take 3 days and A takes 1 day.! !If difference of time is 2 days, B takes 3 days.! !If difference of time is 60 days, B takes (3/2 * 60) = 90 days! !So, A takes 30 days to do the work.! !A's 1 day's work = 1/30! !B's 1 day's work = 1/90! !(A + B)'s 1 day's work = (1/30 + 1/90) = 4/90 = 2/45! !Hence, A and B together can do the work in 45/2 = 22.5 days.

Question No 15

How many times in a day, are the hands of a clock in straight line but opposite in direction?

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Solution!
The hands of a clock point in opposite directions (in the same straight line) 11 times in every 12 hours. (Because between 5 and 7 they point in opposite directions at 6 o'clcok only).! !So, in a day, the hands point in the opposite directions 22 times..
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