Question

a sum of money lent at simple interest amounts to rs 2880 in 2 years and rs 3600 in 5 years find the sum and the rate of interest ​

Answer 1

Step-by-step explanation:

first taken difference years and amount

3 years and 920 amount difference

so 920/3 we got one year difference

1 year difference is 306.6 so in si every year interest is common

306.6*2=619.2

In given data 2 years interest+Principal=2880

2880-619.2=2260.8

[619.2/2260.8]*100

we got 27.35