a cycle race is going on, a cyclist is moving with the speed of 2 km/hr. he has to cover a distance of 5 km. How much Time will he need to reach his destiny?
a horse is trotting along at a constant speed of 8 miles per hour. How many miles will it travel in 45 minutes?
a horse is trotting along at a constant speed of 8 miles per hour. How many miles will it travel in 45 minutes?
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Answer:
1. Cycle Race
Given:
S= 2 km/h
D= 5 km
Required:
T=?
Solution:
Formula: T = D/R
T = D/R
= 5 km / 2km/h
= 5/2 h or 2 1/2 h
2. Horse
Given:
S= 8 mi/h
T= 45min.
Convert 45mins to h
45mins × (1h/60min)
45h / 60
3/4 h or 0.75 h
Required:
D=?
Solution:
D = R × T
= 8mi/h × 0.75 h
= 6 mi