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WBCS Main Examination 2023 — Paper VI: Arithmetic and Test of Reasoning · Question 144 of 200

Q144
ArithmeticSimple & Compound Interest
What sum of money will amount to ₹ 3,528 in 2 years at 5% per annum compound interest?
  1. a.3,000
  2. b.3,200
  3. c.32,000
  4. d.None of the above

Answer: (B) 3,200

Principal = 3528 ÷ $1.05^2$ = 3528 ÷ 1·1025 = 3,200. Check: 3200 → 3360 → 3528. 3,000 would grow only to 3,307·50.

Q143 Whole paperQ145