ACT 2021 December(E23) Math Question 43 Explanation - ACT Helper

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2021 December(E23) Math Question 43
Word Problems
- Distance, Speed, Time
Speed, Distance, and Time
Choice D
According to the figure
$T o t a l t i m e t r a v e l l e d = 6 h r s$
$T o t a l d i s t a n c e c o v e r e d = 450 k m$
$∴ A v e r a g e s p e e d = \frac{450}{6} = 75 k m / h$
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