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4

Step-by-step explanation:

i did the test

Tim drives 300 kilometers.

Work: 80 x 3 = 240

Then, 45 minutes is 3/4 of an hour, so if you were to do 3/4 of 80  it is 60

Now, add 240 + 60 = 300

Hope I was able to help!

18.8 cubic inches.

step-by-step explanation:

volume of a cone = πr²h

r = 1.5 inches

h = 8 inches

pi = 3.14

volume of our cone = × 3.14 × 1.5² × 8 = 18.84 square inches

or equals to 18.8 square inches rounded up to nearest tenth.

$9.89

step-by-step explanation:

9.90 = p x .06 x .25 (3/12 changed to a decimal)

9.90 = p x 0.015

9.90 - 0.015 = p

9.89 = p