8)A car moves with a speed of 40km/h for 15 mins then with
speed 60 km for the next 15 min. find the total distance covered by the car?
9)What is sand clock?How does it work? 10)plot distance time or graph for the given time table
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Answer:
d=vxt
d1=40x(15/60)
=10
d2=60(15/60)
=15
d=d1+d2
d=10+15=25
Explanation:
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