Select the correct answer.

This table lists the probabilities of the number of repairs required by a photocopy machine during one year.

Number of Repairs Probability

0 0.12

1 0.24

2 0.33

3 0.17

4 0.14

Based on the data provided, what is the expected cost of repairs over two years if each repair costs $60?

A.

$118.20

B.

$120.00

C.

$236.40

D.

$250.80

The answer is C. $236.40 I got it on PLATO.

The table represents a function f(x). what is f(3)? a.-9 b.-1 c.1 d.9

Louis wants to carpet the rectangular floor of his basement the basement has an area of 864 square feet the width of the basement is 2/3 its length what is the length of lewis's basement

The edge of a cube was found to be 30 cm with a possible error in measurement of 0.4 cm. use differentials to estimate the maximum possible error, relative error, and percentage error in computing the volume of the cube and the surface area of the cube. (round your answers to four decimal places.) (a) the volume of the cube maximum possible error cm3 relative error percentage error % (b) the surface area of the cube maximum possible error cm2 relative error percentage error %