A sphere has a radius of 15 m. If the radius is divided by 5, what is the effect on the surface area?

John plans to practice piano at least 2 1 2 hours this weekend. If he practices 1 1 6 hours on Saturday and 1 1 4 hours on Sunday, will he meet his goal? A. Yes; he will practice a total of 2 5 12 hours, and 2 5 12 > 2 1 2 . B.

The indoor pool has a temperature of 75 degrees F The outdoor pool has a temperature of 72 degrees F Which pool has a higher temperature? Indoor Outdoor Which pool's temperature has a greater absolute value? Indoor Outdoor

7b+1=-53 taking square roots

Complete the steps to factor 56x2 - 8x - 7x + 1 by grouping. group pairs of terms with common factors. (56x2 - 8x) + (-7x + 1) factor the gcf from each group. 8x (7x - 1) - 1 (7x - 1) use the distributive property.

What is the product of 11/15 and 12/7?

What is the sum of 1 3/8 and 2 3/16

Calculate the measure of one angle in a regular nonagon. A. 140° B. 180° C. 1,260° D. 1,620°

A soccer league has 160 players. of those players 40% are boys. how many boys are in the soccar team

How is the equation y=2x similar to the equation y=2x+3 in the example problem? How is it different?

A middle school band is selling candy bars and nuts to raise money for a field trip. Each candy bar, b, costs $1.50 and each box of nuts, n, costs $4.00. If they raised $418, what expression shows the portion that came from candy bar sales?