Aptitude:: Chain Rule

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4 mat-weavers can weave 4 mats in 4 days. At the same rate, how many mats would be woven by 8 mat-weavers in 8 days?

A. 4 B. 8
C. 12 D. 16

36 men can complete a piece of work in 18 days. In how many days will 27 men complete the same work?

A. 12 B. 18
C. 22 D. 24
E. None of these    

An industrial loom weaves 0.128 metres of cloth every second. Approximately, how many seconds will it take for the loom to weave 25 metres of cloth?

A. 178 B. 195
C. 204 D. 488

In a camp, there is a meal for 120 men or 200 children. If 150 children have taken the meal, how many men will be catered to with remaining meal?

A. 20 B. 30
C. 40 D. 50

A flagstaff 17.5 m high casts a shadow of length 40.25 m. The height of the building, which casts a shadow of length 28.75 m under similar conditions will be:

A. 10 m B. 12.5 m
C. 17.5 m D. 21.25 m

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