By how much percent is four-fifth of 70 lesser than five-seventh of 112 ? Options: A . &nbsp24% B . &nbsp30% C . &nbsp36% D . &nbsp42%

By how much percent is

Question

By how much percent is four-fifth of 70 lesser than five-seventh of 112 ?

Options:

A . 24%

B . 30%

C . 36%

D . 42%

Answer: Option B

`4/5 xx 70` = 56 and `5/7 xx 112` = 80.

`:.` Required percentage = `((80 - 56)/(80) xx 100)% = (24/80 xx 100)%` = 30%.

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