Lời Giải
Lời Giải
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The sum of three consecutive even integers is 156. Find the integersThe sum of 6 consecutive even numbers is 270.A plane can fly 480 miles in the same time as it takes a car to go 180 miles. If the car travels 100 mph slower than the plane, find the speed of the plane.Find the final value if 5500 is invested for 4 years at 7.5% p.aluna sold her surfboard for 75 making a loss of 20% what was the original cost price