a 15. A boy is running at a speed of p km/h to cover a distance of 1 km. But due to the slippery ground, his speed reduced by q km/h (p >9). If he takes rh to cover the distance, then (b) =p+q b) (d) =p-a d ese (a) 1. pa age I ptq (c) r=p-a wn 1/h he
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Answer:Correct option is
A
r
1
=(p−q)
Running speed = p km/hr, Reduced speed = q km/hr
∴ Actual speed of the boy = (p - q) km/hr
Time taken = r hours, Distance covered = 1 km.
∴1=(p−q)r⇒
r
1
=(p−q)
Step-by-step explanation: hope it helps
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