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Quiz on Time & Work - II

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Question 1

Directions: Read the information below and answer the questions that follow:
 

Three persons A, B and C can complete a work in 15, 20 and 30 days respectively. Only two of these three can work on a single day but at the same time two same persons cannot work for two consecutive days.

What is the least no. of days in which the work is completed?

Question 2

Directions: Read the information below and answer the questions that follow:
 

Three persons A, B and C can complete a work in 15, 20 and 30 days respectively. Only two of these three can work on a single day but at the same time two same persons cannot work for two consecutive days.

What is the least no. of days in which the work is completed, if AB starts the work?

Question 3

Directions: Read the information below and answer the questions that follow:
 

Three persons A, B and C can complete a work in 15, 20 and 30 days respectively. Only two of these three can work on a single day but at the same time two same persons cannot work for two consecutive days.

What is the least no. of days in which the work is completed, if CA starts the work?
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