A student multiplied a number by 3/5 instead of 5/3. What is the percentage of error in the calculation?
A student multiplied a number by 3/5 instead of 5/3. What is the percentage of error in the calculation? Correct Answer 64%
Hints: ধরি, number টি x তাহলে error = 5x/3 - 3x/5 = 16x /15 % of error = (16x/15) × (3/5x) × 100 % = 64%