Question

25. If Sushant rides his bicycle at the speed of 2 km per hour , he reaches his school late by 1 minute. On increasing the speed by 2 kilometre per hour, he reaches 5 minute early. find the distance between his school and house???

Answer 1

you should edit your question

Answer 2

at speed of 2km/hr ,he is late by 1 minute

after increasing his speed by 2km/hr , his speed is 4km/hr (2+2) he is earlier by 5 minute

distance = (product of two speed/ difference of two speed )* difference in time arrival

distance= (2 * 4 / 2) *( 6 / 60)

distance = 4/10 or 400m.