one rainy afternoon the temperature dropped 21 degrees from 1 pm to 4 pm. what was the average temperature change per hour?

The ratio of the lengths of corresponding parts in two similar solids is 5:1, what is the ratio of their surface areas

You can buy 4 pieces of chicken for $6.80. Write an equation that can be used to express the relationship between the total price (t) and the pieces of chicken (c) you buy.

Using the graphing function on your calculator, find the solution to the system of equations shown below. 3y + 3x = 2 y + x = 8 A. x = 1, y = 1 B. No solution c. x = 3, y = 3 D. More than 1 solution

Use your calculator to find the approximate volume in cubic units of the solid created when the region under the curve y = sin (x) on the interval [0, π] is rotated around the x-axis.

A round jar lid has a diameter of 8 centimeters. What's the circumference.; use pi

A plane contains how many lines?

Solve for x: 4+3/5 (15+2x) = 25

Suppose Janice has a beginning bank balance of $467. She makes one ATM withdrawal for $30 and writes 4 checks for $16.80, $22.74, $12.38, and $14. What is her ending balance?

Xsquaredminus 4xplus3=0

A merry go round revolves 2 times per minute, jack is 10 feet from the center while bob is 14 feet from the center