P and Q together complete a piece of work in x days. If P alone completes the work in (x + 3) days and Q alone completes the piece of work in (x + 12) days, what is the value of 'x'?

A

8

B

6

C

12

D

4

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Updated: 2 months ago

Related MCQ

A ferry can carry 30 trucks or 50 motorcycles at a time. If there are 18 trucks on the ferry, how many motorcycles can be loaded onto it?

Created: 1 month ago

A

20

B

24

C

16

D

30

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Updated: 1 month ago

৪০০ জন শ্রমিক ৩০ দিনে একটি বাঁধ তৈরি করতে পারে। একই কাজ ২০ দিনে শেষ করতে হলে কতজন অতিরিক্ত শ্রমিক প্রয়োজন?


Created: 2 weeks ago

A

১৮০ জন


B

১৪০ জন


C

২২০ জন


D

২০০ জন

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Updated: 2 weeks ago

Three workers can do a job in 6 days. Two of the workers work twice as fast as the third. How long would it take one of the faster workers to do the job himself?

Created: 2 months ago

A

15 days

B

18 days

C

24 days

D

12 days

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Updated: 2 months ago

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