Q. Which formula gives the simple interest (SI) on a principal P at rate R% for T years?
✅ Correct Answer: (C)
SI = (P × R × T) / 100
Explanation: Correct: SI = (P × R × T) / 100 is the standard simple interest formula. Option1 and Option2 are dimensionally wrong. Option4 is the compound interest formula, not simple interest.
Explanation by: Mr. Dubey
Correct: SI = (P × R × T) / 100 is the standard simple interest formula. Option1 and Option2 are dimensionally wrong. Option4 is the compound interest formula, not simple interest.