0
P is twice as good as Q and together they finish a piece of work in 36 days. The number of days taken by P alone to finish the work?
- A48
- B60
- C54
- D72
Answer not set
Discussion 1
Log in or create a free account to reply and vote.
0
CCommunity
Given,
P is twice as good as Q.
⇒ (P’s 1 day’s work) / (Q’s 1 day’s work) = 2 / 1
Given,
⇒ (P + Q)’s 1 day’s work = 1/36
⇒ P’s 1 day’s work = (1/36) × (2/3) = 1/54
∴ P alone can finish work in 54 days.
P is twice as good as Q.
⇒ (P’s 1 day’s work) / (Q’s 1 day’s work) = 2 / 1
Given,
⇒ (P + Q)’s 1 day’s work = 1/36
⇒ P’s 1 day’s work = (1/36) × (2/3) = 1/54
∴ P alone can finish work in 54 days.