Multiple choice

Find the simple interest on a certain sum is $Rs.\ 1200$ in $3$ years at the rate of $10\%$ per annum.

  1. $Rs.\ 360$
  2. $Rs.\ 350$
  3. $Rs.\ 390$
  4. $Rs.\ 320$
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A Correct answer
AI explanation

Using the simple interest formula SI = (P * R * T) / 100, we substitute the given values: SI = (1200 * 10 * 3) / 100. The numerator becomes 36000, and dividing by 100 yields a simple interest of Rs 360.

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