Question

At what percent rate of interest per annum will a sum of money double itself in 10 years

Answer 1

LET THE PRINCIPAL BE 1000 AND THE INT. OF 10 YEARS WOULD ALSO BE 1000 SO THAT ON ADDING THIS INT. THE AMT. WILL BE DOUBLE OF THE PRINCIPAL...

1000*R/100*10=1000

RATE=10% HOPE IT WILL HELP U .

YOU ALSO CAN TAKE ANY OTHER PRINCIPAL......