The time t (in hours) that it takes a group of volunteers to build a
playground varies inversely with the number n of volunteers. It takes
a group of 10 volunteers 12 hours to build the playground. How long
would it take a group of 15 volunteers?

The length of each stair is 11 inches. what is the rise, r, for each stair? round to the nearest inch. 2 inches 7 inches 17 inches 24 inches

The scatter plot graph shows the average annual income for a certain profession based on the number of years of experience which of the following is most likely to be the equation of the trend line for this set of data? a. i=5350e +37100 b. i=5350e-37100 c. i=5350e d. e=5350e+37100

Acylinder and its dimensions are shown. which equation can be used to find v, the volume of the cylinder in cubic centimeters?