math
An airplane flew 1500 miles in 2.5 hours. How many kilometers is this per hour
Physics
A projectile is fired at v0 = 394.0 m/s at an angle of θ = 68.7o with respect to the horizontal. Assume that air friction will shorten the range by 28.1%. How far will the projectile travel in the horizontal direction, R?
Math
What would the LCD be between x^2, 4x, and 6? Here is the problem: 1/x^2+3/4x-5/6
physics
A 14.0-kg chair is at rest on a flat floor. The coefficient of static friction between the chair and the floor is 0.450. A person tries to move the chair by pushing on the chair with a force directed at an angle of 30„a below the horizontal. What is the minimum force that...
physics
A 14.0-kg chair is at rest on a flat floor. The coefficient of static friction between the chair and the floor is 0.450. A person tries to move the chair by pushing on the chair with a force directed at an angle of 30„a below the horizontal. What is the minimum force that...
physics
A 70.5 football player is gliding across very smooth ice at 2.25 . He throws a 0.430 football straight forward.
Physics HW Help, Please
What is the energy required to accelerate a 1600 kg car from rest to 33 m/s?
Business
I forgot my class notes and I can;t find this acronym in my book. Can someone please tell me what the acronym C.L.A.S.S. stands for. I looked it up on an acronym website but has way to many. Thanks
calculus
A conical water tank with vertex down has a radius of 12 feet at the top and is 23 feet high. If water flows into the tank at a rate of 20 {\rm ft}^3{\rm /min}, how fast is the depth of the water increasing when the water is 17 feet deep?
Physics, Please Help
A 2130-kg space station orbits Earth at an altitude of 455 km. Find the magnitude of the force with which the space station attracts Earth. The mass and mean radius of Earth are 5.98 × 1024 kg and 6370 km, respectively.
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