Find the geometric mean of 8.5 and 12.4.

Find the 25th term of an arithmetic sequence whose first term is 12 and whose common difference is - 6. A. -144 B. 132 C. -132 D. 156

When karen serves jury duty, she will receive $15 each day for the first three days she serve. After three days, she will receive $24 each day she serves. How much will karen receive if she serves for 10 days?

Find the rule. Solve for n. X=8,9,11,14 Y=10,12,16, n

A log raft is moving downstream at a speed of 3 km/h. To insure that there are no river jams a supervisor travels along the raft on a motor boat speed of which in still water is 15 km/h.

On a violin achievement test, the final score is made up of 75% performance, 10% sight reading, and 15% written theory. Samantha earned an average score of 90 on performance, 95 on sight reading, and 82 on written theory.

3. Which of the following is equivalent to 3 (y - 1 + 2y) ? A. 3y - 9 B. 6y - 3 C. 9y - 3 D. 3y - 3

If y various directly with x, write an equation for the direct variations. The find each value. 1.) If y = - 4 when x = 10, find y when x = 5 2.) If y = 12 When x = - 15, find y when x = 2 3.

89 (54x - 36) + 2 = - 3/4 (-40 + 16x) + 90xsolve for x

The ratio of cars to vans in a parking lot is 1 to 4. If there are 40 cars and vans in the parking lot altogether then how many vans are there?

Geoffrey's babysitter stayed from 6:25 P. M. until 10:40 P. M. For how much time does the babysitter need to be paid?