the compound interest on $ 30,000 at 7 % p . a is $ . 4347 . find out the period ( in years ) ?
"amount = 30,000 + 4347 = 34347 . . . . . . . . . now by using compound interest formula we get , 30,000 * ( 107 / 100 ) ^ n = 34347 = = = = > n = 2 years ans - c"
divide(30,000, 4347)