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ACT® Math

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Distance, Rate, and Time

ACTMAT-GKVSYV

Alex and Desiree leave Michelle's house at the same time and in the same direction. Alex drove at a constant speed of 60 miles per hour, and Desiree drove at a constant speed of 40 miles per hour.

How far, in miles, is Alex ahead of Desiree after both were driving for 3 hours, maintained their speeds, and made no stops along the way?

A

$180$

B

$120$

C

$60$

D

$33.33$

E

$6.67$