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1. If a pipe fills a tank in h hours what part of the tank does it fill in 2 hours?
- A. 2/h
- B. 2/h
- C. 2/h
- D. 2/h
Answer: Option A
Explanation:
If it takes
x
hours to fill a tank, i.e. to fill
1
tank, then in
1
hour, it'll fill
1
x
of the tank.
then in
2
hours, it'll fill
2
x
of the tank.
Ans:
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