Multiple choice

The expression {61.24 × (0.998)2} / √403 is equal to (approximately)

  1. 1

  2. 3

  3. 4

  4. 5

  5. 6
Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

61.24 * (0.998)^2 / sqrt(403) approx 61.24 * 1 / sqrt(400) = 61.24 / 20 = 3.062. Closest integer is 3.

AI explanation

Using the method of approximation, we can rewrite the expression as (61 x 1 x 1) / 20. The square of 0.998 is approximately 1, and the square root of 403 is approximately 20. This simplifies to 61 / 20, which results in 3.05, making the closest approximate value 3.

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