9. An amount of Rs. 400 becomes Rs. 424 in 3 years at a certain rate of simple interest,
If the rate of interest increases by 8%, what amount will Rs. 400 becomes in 2 years
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Answer:
480
Step:
Rate%=S.I.×100/ P. T
Rate%=24×100/400×3
Rate%=2%
Amount after increased rate=
400×(2+8) %×2/100 =400×10%×2/100
New S. I. =80
New Amount= 480Rs.
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