Math, asked by gulshankapoor124, 5 months ago

Exercise 9.3
A driver leaves a city at 6 a.m. and another driver leaves the city from the same place at
11:30 a.m. in the same direction. If the average speed of the first driver was 55 km/h and the sea
driver was 62 km/h, find the time at which they will be together
Two trains of lengths 300
moving. Each train has a speed of 85 km/h and
2
and 250​

Answers

Answered by aryaveerpanwar0
0

Answer:

Exercise 9.3

A driver leaves a city at 6 a.m. and another driver leaves the city from the same place at

11:30 a.m. in the same direction. If the average speed of the first driver was 55 km/h and the sea

driver was 62 km/h, find the time at which they will be together

Two trains of lengths 300

moving. Each train has a speed of 85 km/h and

2

and 250

Answered by AAYANISRAIL
2

Answer:

Distance covered by first driver in 6 am - 11 : 30 am

so, 55 × 5.5 = 302.5 km

Relative speed = 62 - 55 = 7 km

so

time \:  =  \frac{distance}{speed}  \\ t =  \frac{302.5}{7} \\  =  > 43.3 \: hours

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