Question

A certain sum of money at simple interest amounts to in 4 years to in 7 years. Find the sum of money? ​

Answer 1

Answer:

Your question is incomplete....you forgot to give the amount

Explanation:

but let's suppose amount is x,

then

4pr/100 = x

or, r= 100x/4p

and the other to be y

then

7pr/100=y

or, r= 100y/7p

you can solve like this