SOLUTION: An airplane flying with the wind can cover 680 miles in 2 hours. The return trip against the wind takes 2 1/2 hours. What is the speed of the plane? The speed of the plane is

SOLUTION: An airplane flying with the wind can cover 680 miles in 2 hours. The return trip against the wind takes 2 1/2 hours. What is the speed of the plane? The speed of the plane is_

Question 1154738: An airplane flying with the wind can cover 680 miles in 2 hours. The return trip against the wind takes 2 1/2 hours.
What is the speed of the plane?
The speed of the plane is_____miles per hour.
What is the speed of the air?
The wind's speed is_____miles per hour.
Found 3 solutions by MathLover1, MathTherapy, josgarithmetic:
Answer by MathLover1(20850)   (Show Source): You can put this solution on YOUR website!
What is the speed of the plane?

The speed of the plane is:

The speed of the plane is__miles per hour.

What is the speed of the air?
since return trip, distance is same

The wind's speed is____miles per hour.

Answer by MathTherapy(10552)   (Show Source): You can put this solution on YOUR website!
An airplane flying with the wind can cover 680 miles in 2 hours. The return trip against the wind takes 2 1/2 hours.
What is the speed of the plane?
The speed of the plane is_____miles per hour.
What is the speed of the air?
The wind's speed is_____miles per hour.

The info. from the other person is WRONG!!
The airplane's speed is NOT 304 mph
The wind-speed is NOWHERE close to 243 mph. That's RIDICULOUS! It's just 34 mph!
Answer by josgarithmetic(39617)   (Show Source): You can put this solution on YOUR website!
Speed of airplane when no wind, r
Speed of the wind, w

WITH the wind, speed was .

AGAINST the wind, speed was .

Solve this system, using Elimination Method if you wish:

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