Arun covers first lap of 100 m in 13 seconds and the second lap of 100 m in 9 seconds, then the average time taken is
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Answer:
Arun's speed In first Lap,
s1 = d/t = 100/13 = 7.69ms-¹
Arun's speed In second Lap,
s2 = d/t = 100/9 = 11.11ms-¹
Arun's Avg speed,
S = (s1+s2) /2= (7.69+11.11)/2
= 18.8/2
= 9.4ms-¹
Step-by-step explanation:
Average speed of Arun = 9.4ms-¹
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