A is 25% more efficient than b.together they complete the work in 45 hours? in what time will A take to complete the work done?
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Step-by-step explanation
A = 25% more than B in term of efficiency
this means time taken by A will be less than B
let B takes t time to complete a work
then A takes t - .25t time to complete the same work
A will take .75t time
work efficiency of A = 5/4B
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