Pleas Solve This . . .
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0
Answer:b) 30
Explanation:
Answered by
1
Answer:
You are right
20sec is the right answer
Explanation:
First change 90kmph into m/sec
= 90 × 5/18
= 25 m/sec
Now use time formula
s=d/t
t=d/s
t= 500/25
t= 20 sec
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