If the amount received at the end of 2nd and 3rd year at Compound Interest on a certain Principal is Rs 22472, and Rs 23820.32 respectively, what is the rate of interest?
‘A 4 B’ means ‘A is mother of B’, ‘A 6 B’ means ‘A is wife of B’, ‘A 8 B’ means ‘A is son of B’ and ‘A 2 B’ means ‘A is father of B’. Which of the following represents F as the grandson of V?