Question

Ram walks to school from home every morning and it takes him 30 minutes. Once on his way herealized that he had forgotten his physics book at home. If he continued walking to school at the samespeed, he would be there 12 minutes before the bell But he went back home for the physics book andreached the school 6 minutes after the bell. Assuming he had walked all the way with his usual speed.the fraction of the way to school he had covered till the moment he turned back is?
a)
$\frac{3}{10}$
b)2/5
c)9/20
d)7/20​

Answer 1

let be his speed is 1 km\h

then his school is away from his house is 30 km

when he had realised then he was in his school

then he go back and again came school with physic book thats means

he goes 30 km and comes 30 km =60km

but he should complet in 18 min(12+6)

then 18/60 =9/30 = 3/10

Answer 2

Answer:

Option (1) Hala Madrid!!!

Explanation:

v+30=x

v+18=2x'

=} 2x' / x = 18/30 = 3/5

=} 2x' / x = 3/10

Mark me as brainliest. !!!!!!!!!!!!!!!!!!!!!!!!!!!!