Harry solved 25 questions of his Maths assignment . This was 1/8 of the total questions . He does not know 1/5 of the rest . How many questions were there in all? How many questions did he not know?
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Answer:
let the total questions be X
A/Q
X/8=25
=X=25*8=200
total questions are 200, solved questions=25
rest questions=200-25=175
questions he does not know=1/5 of 175
=1/5*175
=35
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