Walking at the rate of 6 kmph a man covers certain distance in 1 hr 50 min. Running at a speed of 22 kmph the man will cover the same distance in -

30 min

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35 min

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40 min

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45 min

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50 min

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Solution

The correct option is A
30 min

Distance = Speed $\times$ Time = 6 $\times$ $\frac{11}{6}$ = 11 km

New Speed = 22 kmph

Therefore time = $\frac{D}{S} = \frac{11}{22} = 0.5 h o u r s = 30 m i n u t e s$

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Walking at the rate of 6 kmph a man covers certain distance in 1 hr 50 min. Running at a speed of 22 kmph the man will cover the same distance in -

The correct option is A 30 min Distance = Speed ×Time = 6× 116 = 11 km New Speed = 22 kmph Therefore time = DS=1122=0.5 hours=30 minutes

The correct option is A
30 min

Distance = Speed $\times$ Time = 6 $\times$ $\frac{11}{6}$ = 11 km

New Speed = 22 kmph

Therefore time = $\frac{D}{S} = \frac{11}{22} = 0.5 h o u r s = 30 m i n u t e s$