Estimate the value of this expression by rounding each number to the nearest whole unit.

Question

(1.94)(7.51)(3.74)

Question 2 options:

21

42

64

56

Answer 1

The expression (1.94)(7.51)(3.74) can be estimated by rounding each number to the nearest whole unit as follows:

1.94 rounded to the nearest whole unit is 2
7.51 rounded to the nearest whole unit is 8
3.74 rounded to the nearest whole unit is 4

So, the estimated value of the expression is (2)(8)(4) = 64.

Therefore, the correct answer is 64.