SOLUTION: A plane flying from city A to city B at 300 mi/hr arrives 30 minutes later than it was scheduled. If the plane had flown at 350 mi/hr, it would have made it on time as it was sched

Question 609610: A plane flying from city A to city B at 300 mi/hr arrives 30 minutes later than it was scheduled. If the plane had flown at 350 mi/hr, it would have made it on time as it was scheduled. What is the distance between the two cities A and B?
Answer by edjones(8007) (Show Source): You can put this solution on YOUR website!
t=d/s
t + 1/2 = d/300
t = d/300 - 1/2
.
t = d/350
.
d/300 - 1/2 = d/350
14d-2100=12d Multiply each side by 4200
2d=2100
d=1050 mi
.
Ed
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