Estimate the value of this expression by rounding each number to the nearest whole unit.
(1.94)(7.51)(3.74)
Question 2 options:
21
42
64
56
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.