Question

a boy started his journey on a bicycle at 8:00 a.m. at a speed of 10 km per hour after 20 minute another was started from the same place at a speed of 12 km at what time did you overtake the first boy​

Answer 1

Answer:

100 minutes

Step-by-step explanation:

let after x minutes

a travels in x+20minutes=10000*(x+20)/60

1000x+20000 /6meters

b traveled in x minutes is 12000*x/60=200x meters

1000x+20000=1200x

200x=20000

x=100