Runner "R" runs 12 km in 4 hours and Runner "Q" runs 9 km in 3 hour. Which runner had the greatest average speed?
a) Runner R
b) Runner Q
c) both runners had the same average speed
d) insufficient data
Answers
Answered by
2
Answer:
D is the correct answer.
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Answered by
2
Answer:
c) both runners had the same average speed
Explanation:
speed of runner "R" = 12km÷ 4hrs
= 3km/hr
speed of runner "Q" = 9km÷3hrs
= 3km/hr
therefore, both the runners had same speed
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