Two cars leave Delhi at the same time travelling in oppoisite directions. If the average speed off the car is 5km/hr more than that of the other and they are 425km apart at the end of 5hrs which is the average speed of each?
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Answered by
310
"Car I x kmph
Car II x+ 5 kmph
They are moving away from each other
So add up their speed
Combined speed = x+x+5
(2x+5)
Time = 5 hours
Distance = 425 km
Distance = speed * time
(2x+5 )* 5 = 425
10 x + 25 = 425
10 x = 425 + -25
10 x = 400
/ 10
x= 40 kmph Car I
Car II 40 + 5 = 45 kmph
"
Answered by
107
hey friend here is your answer
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