Math, asked by samalsmita2, 1 year ago

A sum of money amounts to ₹ 780 in two years and ₹ 1230 in seven years. Find the principal and rate of simple interest.

Answers

Answered by monujha1106
19
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Interest amount= 1230-780=450 in 5years
interest for 1year=450/5=90
interest for 2 year=180
sum=780-180=600
600*1*r/100=90
r=15%

monujha1106: mark me as brain list plz
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