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Q:

A contract is to be completed in 75 days and 187 men are to work 15 hours per day. After 65 days, 3/5 of the work is completed. How many additional men may be employed, so that the work may be completed in time, each man now working 17 hours per day?

 

A) 532 B) 495
C) 308 D) 514

Answer:   C) 308



Explanation:
Q:

Four men and 6 women can complete a certain piece of work in 5 days whereas three men and 4 women can complete it in 7 days.How many men should assist 25 women to complete 2.5 times the same work in 5 days?

 

A) 8 B) 10
C) 4 D) 5
 
Answer & Explanation Answer: D) 5

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2 289
Q:

Prasid and Deep separately can do a certain work in 32 and 24 days respectively. They decided to do the work together and Niloy also joined them. If all of them together can complete the same work in 8 days, then how long does Niloy take to do the work alone?

 

A) 925days B) 965days
C) 945days D) 895days
 
Answer & Explanation Answer: B) 965days

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3 235
Q:

Ten men or twelve women can finish the same working 10 days. If 5 men and 2 women undertake the work together, how many days will they take to complete the work?

 

A) 15   B) 40  
C) 20   D) 60  
 
Answer & Explanation Answer: A) 15  

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4 296
Q:

To complete a certain task, X is 40 % more efficient than Y, and Z is 40% less efficient than Y. Working together, they can complete the task in 21 days. Y and Z together worked for 35 days. The remaining work will be completed by X alone in:

 

A) 8 days B) 4 days
C) 6 days D) 5 days
 
Answer & Explanation Answer: D) 5 days

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0 324
Q:

Sixteen men can finish a work in 8 days. Eight men and nine women working together can finish the same work in 10 days. In how many days will twenty women finish the same work?

 

A) 9 B) 12
C) 11 D) 13
 
Answer & Explanation Answer: B) 12

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1 308
Q:

4 boys visit a garden after every 3, 5, 2 and 6 days, respectively. How many times in a year will they visit the garden on the same day? Consider counting is done from the start of the year.

 

A) 11 B) 14
C) 13 D) 12
 
Answer & Explanation Answer: D) 12

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0 275
Q:

If 18 men can cut a field in 35 days, then in how many days can 21 men cut the same field?

 

A) 27 B) 28
C) 30 D) 32
 
Answer & Explanation Answer: C) 30

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0 241
Q:

A, B and C can individually complete a task in 24 days, 20 days and 18 days, respectively. B and C start the task, and they work for 6 days and leave. The number of days required by A alone to finish the remaining task, is:

 

A) 1523days B) 1212days
C) 845days D) 10 days
 
Answer & Explanation Answer: C) 845days

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0 292