Respuesta :

DeanR

Assuming we're after the exact answer, we can just worry about the fractional parts

[tex] 0.2 \times 0.3 \times 0.6 = 0.06 \times .6 = 0.036 [/tex]

Three decimal places, second choice

The multiplication will have a result with a number of decimal places equal to the sum of the numbers of decimal places in the factors: 1 + 1 + 1 = 3.

... 4.2 × 12.3 × 14.6 = 754.236

However, since this is a cost, it will be rounded to 2 decimal places.

The cost will be $754.24. . . . . . Paul's final answer

_____

Of the choices offered, the best one is

... three