Leila aspires to buy a car worth Rs. 6,67,000 after 5 years. What is the minimum amount in Rupees that she should deposit now in a bank which offers 10% annual rate of interest, if the interest was compounded annually?
A. 5,00,000 B. 4,14,333 C. 4,00,000 D. 7,50,000
GATE 2018 · General Aptitude · Compound Interest · medium
Answer: Minimum deposit = Rs. 4,14,333 (Option B)
Compute the compound growth factor for 5 years: (1.10)^5 = 1.1^5 = 1.61051