Question

find the compound interest on rs. 4000 for 9 months at 20%per annum when the interest is reckoned yearly​

Answer 1

Answer:

4800 power 3/4

Step-by-step explanation:

amount=principal{1+r/100}

amount=4000{1+20/100} power n

             =4000{120/100}power 3/4

             =4800 power 3/4