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supose a lenth of a rectryingle incrise by 50% abd its bredth decrised by 10% calculate its changeing in erya persent |
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Answer» HII Good Morning Friend, Lets solve this MATH problem , Q.See above Solution--- BEFORE Let the Length be L and breadth be B Area=L×B=LB PRESENT - Length increases by 50%=50%L=1/2L Present length =1/2L+L=3/2L Breadth decrease by 10%=(10%OfB)=1/10B Present breadth=(1/10B+B)=11/2B Present area=(3/2L×11/2B)=33/4LB Change in area=(present area)-(before area) =33/4LB-LB=29/4LB Change percent=(Change in area)/before area×100 Change percent=29/4LB/LB×100=725% Increase. Answered by Mr.BEST See you soon TILL STAY happy ,Stay best |
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