the distance between two town is 300 kilometre .two car started at the same time from these towns and move towards each other . the speed of one car is more than the other by 7 km per hour .if the distance between the car after 2 hours is 34 km ,find the speed of the cars
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let the speed of the first car be x
the speed of the 2nd will be =x+7
distance=speed*time
a/q
2(x)+2(x+7)=300-34
2x+2x+14=266
4x=266-14
4x=252
x=63
speed of 1st=63km/hr
2nd=63+7=)70km/hr
the speed of the 2nd will be =x+7
distance=speed*time
a/q
2(x)+2(x+7)=300-34
2x+2x+14=266
4x=266-14
4x=252
x=63
speed of 1st=63km/hr
2nd=63+7=)70km/hr
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