12 buckets of water fill a tank when the capacity of each tank is 13.5 litres. How many buckets will be needed to fill the same tank, if the capacity of each bucket is 9 litres

1.  15 bukets

2.  17 bukets

3.  18 bukets

4.  19 bukets

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4
Correct Answer :

18 bukets


Explanation :
No Explanation available for this question

A tank can be filled by two pipes A and B in 60 minutes and 40 minutes respectively. How many minutes will it take to fill the tank from empty state if B is used for the first half time and then A and B fill it together for the other half.

1.  15 mins

2.  20 mins

3.  25 mins

4.  30 mins

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4
Correct Answer :

30 mins


Explanation :
No Explanation available for this question

Two pipes A and B can fill a tank in 6 hours and 4 hours respectively. If they are opened on alternate hours and if pipe A is opened first, in how many hours, the tank shall be full

1.  3 hours

2.  5 hours

3.  7 hours

4.  10 hours

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4
Correct Answer :

5 hours


Explanation :
No Explanation available for this question

Worker A takes 8 hours to do a job. Worker B takes 10 hours to do a job. How long should it take both A and B, working together to do same job.

1.  49

2.  249

3.  349

4.  449

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4
Correct Answer :

449


Explanation :
No Explanation available for this question

A and B can together complete a piece of work in 4 days. If A alone can complete the same work in 12 days, in how many days can B alone complete that work

1.  4 days

2.  5 days

3.  6 days

4.  7 days

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4
Correct Answer :

6 days


Explanation :
No Explanation available for this question

A does a work in 10 days and B does the same work in 15 days. In how many days they together will do the same work

1.  5 days

2.  6 days

3.  7 days

4.  8 days

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4
Correct Answer :

6 days


Explanation :
No Explanation available for this question

A can finish a work in 18 days and B can do same work in half the time taken by A. then working together, what part of same work they can finish in a day

1.  15

2.  16

3.  17

4.  18

View Answer  
4
Correct Answer :

1\6


Explanation :
No Explanation available for this question

A tyre has two punctures. The first puncture alone would have made the tyre flat in 9 minutes and the second alone would have done it in 6 minutes. If air leaks out at a constant rate, how long does it take both the punctures together to make it flat

1.  315min

2.  325min

3.  335min

4.  345min

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4
Correct Answer :

335min


Explanation :
No Explanation available for this question

A is twice s good as workman as B and together they finish a piece of work in 18 days. In how many days will B alone finish the work.

1.  27 days

2.  54 days

3.  56 days

4.  68 days

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4
Correct Answer :

54 days


Explanation :
No Explanation available for this question

A man can do a piece of work in 5 days, but with the help of his son he can do it in 3 days. In what time can the son do it alone

1.  712days

2.  612days

3.  512days

4.   412days

View Answer  
4
Correct Answer :

712days


Explanation :
No Explanation available for this question
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