Question

A train passed 100km, 160km and 220km marks at 8:30am, 9:30am and 11:30am. Find average speed of train during : 3 i) 8:30 am to 9:30 am ii) 9:30 am to 11:30 am iii) 8:30 am to 11:30 am

Answer 1

Answer:

a) speed = distance/time = 100/1 = 100km/hr

b) speed = distance/time = 160/2 = 80 km/hr

c)speed = distance/ time = 220/3 = 73.33.... km/hr

THANKS

Answer 2

Answer:

Average Speed = Total Distance/Total Time

i)8:30am to 9:30am = 160km - 100km/1h

= 60km/h

ii)9:30am to 11:30am = 220km - 160km/2h

= 30km/h

iii)8:30am to 11:30am = 220km - 100km/3h

= 40km/h

Step-by-step explanation:

This the the perfect answer. Don't believe on the other answer.