How much force is required to push a 135-pound sofa across a wood floor

How many nanoseconds does it take for a computer to perform one calculation if it performs calculations per second?

Investing $10,000 in a saving account at 5% annual interest compounded semiannually will result in approximately how much money after 10 years? Use the formula: A=P (1+r/m) ^mt

Will 3/5 x 2/7 be less than, greater than or equal to 3/5

How do you Evaluate ƒ (x) = - 2x - 5 for x = 3

3 (x^2 + 5) (x^2 - 5) multiply and simplify.

What is 2+2 i need to know

A track and field playing area is in the shape of a rectangle with semicircles at each end. The perimeter of the track is to be 1200 meters.

Nicole has a stack of 50 dishes to wash. It took her 2 minutes to wash 8 dishes. At this rate, how long will it take Nicole to wash all 50 dishes?

Jack bought 5 pounds of holloween candy. He gave out 3 pounds of the candy to trick or treaters and ate 10 ounces of the candy. How many ounces oof halloween candy does jack have

What is the value of n (-y+5.3) + (7.2y-9) = 6.2y+n