Time and Work - Mock Test 14

Question 131

A can do a piece of work in 4 days. B can do it in 5 days. With the assistance of C they completed the work in 2 days. Find in how many days can C alone do it?

A) 10 days B) 20 days C) 5 days D) 4 days

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Question 132

A and B together can do a piece of work in 8 days. If A alone can do the same work in 12 days, then B alone can do the same work in?

A) 20 days B) 16 days C) 24 days D) 28 days

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Question 133

A and B complete a work in 6 days. A alone can do it in 10 days. If both together can do the work in how many days?

A) 3.75 days B) 4 days C) 5 days D) 6 days

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Question 134

Ramu can complete a work in 150 days and shamu can do the same work in 75 days then how much time they take to complete a same work if they work together?

A) 75 B) 50 C) 70 D) 90

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Question 135

A car covers a distance of 1450 km in 25 h. What is the speed of the car ?

A) 58 km/h B) 66 km/h C) 72 km/h D) cannot be determined

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