what % of 480 is 270?
$63 is what % of $84?
66 2/3% of what number is 76.2
33 1/3% of what number is 26.5?
The tires of a car make 58 revolutions as the car reduces its speed uniformly from 92 to 33 . The tires have a diameter of 0.86 . What was the angular acceleration of the tires? If the car continues to decelerate at this rate, how much more time is required for it to stop?
A cooling fan is turned off when it is running at 880 . It turns 1300 revolutions before it comes to a stop. What was the fan's angular acceleration, assumed constant? How long did it take the fan to come to a complete stop?
East Battle Lake in Minnesota covers an area of about 1950 acres or 8.5X10^7 square feet and its average depth is about 3.2x10^1 feet. a. Estimate the cubic feet of water in the lake. (hint: Volume=area x average depth.) b. One cubic foot of water equals about 7.5 gallons. How...
Suppose f(x) = x ^ 4 4x ^ 2 + 6, and g(x) = 3x ^ 3 8x. Prove, via the Intermediate Value Theorem, that the functions intersect at least twice between x = 2 and x = 4.
To buy both a new car and a new house, Tina sought two loans totalling $319,531. The simple interest rate on the first loan was 2.7%, while the simple interest rate on the second loan was 2.6%. At the end of the first year, Tina paid a combined interest payment of $8334.15. Wh...
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