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A car travels at a speed of 55 km/hr and slows down to 10 km/hr in 20 seconds. What is the acceleration? a) -2.25 km/h/s b) 2.25 km/h/s c) 3.5 km/h/s d) -3.5 km/h/s
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A car travels at a speed of 55 km/hr and slows down to 10 km/hr in 20 seconds. What is the acceleration?

a) -2.25 km/h/s
b) 2.25 km/h/s
c) 3.5 km/h/s
d) -3.5 km/h/s

User Cseitz
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2 Answers

9 votes
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User Xiaofu
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4 votes

Answer:

b

Step-by-step explanation:

User Michael Rigoni
by
3.5k points
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