A car moves in a straight line with a speed of 20 km/hr for 5 hours. What is the distance travelled by the car?

k m

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100

k m

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k m

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k m

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Solution

The correct option is B 100 $k m$
Given: Speed = 20 $k m / h r$
Time = 5 $h o u r s$
Since we know that $s p e e d = \frac{d i s t a n c e}{t i m e}$
or $d i s t a n c e = s p e e d \times t i m e$
$d i s t a n c e = 20 \frac{k m}{h r} \times 5 h r = 100 k m$

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A car moves in a straight line with a speed of 20 km/hr for 5 hours. What is the distance travelled by the car?

The correct option is B 100 kmGiven: Speed = 20 km/hr Time = 5 hours Since we know that speed=distancetime or distance=speed×time distance=20 kmhr×5 hr=100 km

The correct option is B 100 $k m$
Given: Speed = 20 $k m / h r$
Time = 5 $h o u r s$
Since we know that $s p e e d = \frac{d i s t a n c e}{t i m e}$
or $d i s t a n c e = s p e e d \times t i m e$
$d i s t a n c e = 20 \frac{k m}{h r} \times 5 h r = 100 k m$