RRB Group D Model Paper 8 with solutions

Question : 84 of 100

Marks: +1, -0

If 12 carpenters working 6 hours a day can make 460 chairs in 240 days, then the number of chairs made by 18 carpenters in 36 days, each working 8 hours a day, is

Validate

Solution:

(3) Let the number of chairs made by the carpenters be x. Then,

{12×6×240}/460

{18×8×36}/x

x =

{18×8×36×460}/{12×6×240}

{9×460}/{30}

= 138

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