120 ko kitne pratishat kam Kiya jay ki 90 rah jaye
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120-90=30
%=30/120×100
= 25%
ans.it should be decreased by 25% so that its becomes 90
%=30/120×100
= 25%
ans.it should be decreased by 25% so that its becomes 90
Answered by
0
120 - (120× x%) = 90
=25%
Step-by-step explanation:
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