Assume constant individual rates, no interruptions and no change in efficiency when the number of wo

Question

Assume constant individual rates, no interruptions and no change in efficiency when the number of workers or machines changes. For consumption, assume equal constant consumption per person.

A camp needs $960$ kg of food for $32$ people for $25$ days.

If eight more people join for all 25 days, how many extra kilograms are needed?[2]
How many days will $360$ kg last for $24$ people?[2]

Accepted Answer

(a) $240$ kg extra (b) $12.5$ days.

Food supply for different groups

Food supply for different groups

Solution:

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