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An organiser expects each of 38 schools to send about 29 students to a quiz in Lucknow.
First he estimates the total by rounding each number to the nearest ten.
Then he finds the exact total.
By how much does his estimate differ from the exact total?

Class 6Estimation and RoundingNumbers
  • A108
  • B196
  • C98
  • D88

Step-by-Step Solution

Estimate: 38 -> 40, 29 -> 30, so . Exact: . Difference = 1,200 - 1,102 = 98.
Answer: C) 98

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