A cyclist moves with a speed of 4-5 km - hr- How much distance will he cover in 2 1-2 hrs -A- 2-5 kmB- 3 kmC- 2 kmD- 1-5 km

The correct option is C 2 km Given : Speed of cyclist = nbsp;4/5 km/hr Time taken nbsp;= nbsp;2 1/2 hrs = nbsp;5/2 hrs We know that distance covered = ...

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Standard VI

Physics

Speed

A cyclist mov...

Question

A cyclist moves with a speed of $\frac{4}{5}$ km/hr. How much distance will he cover in $2 \frac{1}{2}$ hrs?

2.5 km

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3 km

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2 km

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1.5 km

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Solution

The correct option is
C

2 km

Given :
Speed of cyclist = $\frac{4}{5}$ km/hr

Time taken = $2 \frac{1}{2}$ hrs = $\frac{5}{2}$ hrs

We know that distance covered
= Speed $\times$ Time
= $\frac{4}{5} \times \frac{5}{2} = \frac{4}{2} = 2$ km

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A cyclist moves with a speed of 45 km/hr. How much distance will he cover in 212 hrs?

The correct option is C 2 kmGiven : Speed of cyclist = 45 km/hr Time taken = 212 hrs = 52 hrs We know that distance covered = Speed × Time = 45×52=42=2km

A cyclist moves with a speed of $\frac{4}{5}$ km/hr. How much distance will he cover in $2 \frac{1}{2}$ hrs?

The correct option is
C

2 km

Given :
Speed of cyclist = $\frac{4}{5}$ km/hr

Time taken = $2 \frac{1}{2}$ hrs = $\frac{5}{2}$ hrs

We know that distance covered
= Speed $\times$ Time
= $\frac{4}{5} \times \frac{5}{2} = \frac{4}{2} = 2$ km