Wind in the same length of time
A plane flies 465 miles with the wind and 345 miles against wind in the same length of time. If the speed of the wind is 20 mph find the speen of the plane in still air.
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A motorist traveled along the straight road from Town A to Town B at 70 km/h. A motorcyclist traveled from Town B to Town A at 80 km/h. Both started journeys at same time and traveled upon the same road.
Cyclist A took 2 hours to travel from Town X to Town Y. Cyclist B took 45 minutes less to cover the same distance as he traveled at a speed faster by 3 km/h. Compute the distance from Town X to Town Y.
At the beginning of a walk, Roberto and Juanita are 5.5 miles apart. If they leave at the same time and walk in the same direction, Roberto overtakes Juanita in 11 hours. If they walk toward each other, they meet in 1 hour. What are their speeds?
A plane flies 465 miles with the wind and 345 miles against the wind in the same length of time. If the speed of the wind is 20 mph find the speen of the plane in still air.
A farmer has 336 running feet of fence and wishes to form rectangular pasture. one side of the pasture will be bounded by a very long wall, so no fencing material will be needed for that side of the pasture. what should the dimensions of the pastu
A spring with a spring constant 8 N/m is loaded with the 2 kg mass and allowed to reach equilibrium. It is then displaced 1 meter downward and released. Assume the mass experiences a damping force in Newtons equal to 3 times velocity at every poin
Describe escibe that K6 haves three spanning trees T1, T2 and T3 such that {(E(T1), E(T2), E(T3)} is a partition of E(K6) and the degrees of the vertices of each tree are 3,3,1,1,1,1.
Assume that we have a collection of six coins, exactly one of which is counterfeit and weighs less than each authentic coin. Use a decision tree to describe a method for identifying the counterfeit coin using two weighings of a balance scale.
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