Question

susil babu deposited rs7000 at 8% yearly simple interest in post office few years ago after his death , his wife got 12600 back.susil babu deposited tge money ________ years?

Answer 1

a=p+ pnr/100 = 7000×8×n/100  +7000,                    
12600   =5600n+7000,
12600-7000=5600n,
5600=5600n,
n=1,
no.of year =1 year            hope it helps!!,if possible mark as brainliest,..