ue to a delay caused by fog, the Rajdhani Expresseaves Dhanbad at 8.30

1.	ue to a delay caused by fog, the Rajdhani Expresseaves Dhanbad at 8.30 a.m. for Kolkata, 270 kmway. If it has to reach Kolkata at 10.30 a.m. sharp,t what uniform speed must it cover the rest of thejourney?
Answer» 10:30-8;30=2hrshence it has to cover 270km in 2hrshence speed=distance/timespeed =270/2=135km/hr thanks alot

ue to a delay caused by fog, the Rajdhani Expresseaves Dhanbad at 8.30 a.m. for Kolkata, 270 kmway. If it has to reach Kolkata at 10.30 a.m. sharp,t what uniform speed must it cover the rest of thejourney?

Answer»

10:30-8;30=2hrshence it has to cover 270km in 2hrshence speed=distance/timespeed =270/2=135km/hr

thanks alot