Question

the ratio of present age of A and B is 3:7 , whereas after n years it will be 1:2 , find the difference between their age after 2n years , if the ratio of their ages 15 years ago was 1:4​

Answer 1

Answer:

1. Find the amount which will be obtained on a

1

principal of 64,000 for 18 months at 11- % per

2

annum, interest being compounded half yearly.

with formula