Math, asked by omdattatraykhirade11, 1 year ago

the sum of money amounts to rupee 780 in 2 years and a Rupee 1230 in 7 years find the principal and rate of simple interest

Answers

Answered by venkatamohan05

4

principal= Rs.600, r=15% .
per every year SI is same .
7th year amount - 2nd year amount difference is equal to 5 years SI .

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