12. The distance between two towns is 300 km. Two cars start simultaneously fin
these towns and move towards each other. The speed of one car is more than
other by 7 km/hr. If the distance between the cars after 2 hours is 34 km, find
speed of the cars.
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Answer:
distance of 2nd car = 63 + 7 = 70km/hr
Step-by-step explanation:
now , 2x+2x+14+34 = 300
4x+14+34 = 300
4x+48 = 300
4x = 300 - 48
x = 252 / 4 = 63 km/hr
distance of 2nd car = 63 + 7 = 70km/hr
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