What is the geometric mean of 7 and 12?

a. 1

b. 9.5

c. 2√21

d. 4√21

Eric has recorded rainfall data for 90 days so far if this is 1/6 of the data needed for his science fair project for how many total days will he record data

What would be the next number in the following series?2 ... 3 ... 6 ... 11 ... 18 ...?

A circle has a central angle measuring StartFraction 3 pi Over 4 EndFraction radians that intersects an arc of length 45 in. What is the length of the radius of the circle? Round your answer to the nearest tenth. Use 3.14 for Pi.

If measure of angle 1 and measure of angle 2 form a linear pair and measure of angle 1 is 18 degrees less than five times the measure of angle 2 what if the measure of angle 1

Write 7-5 using a positive exponent.

The time it takes to wash the dishes is uniformly distributed between 5 minutes and 13 minutes. what is the probability that washing the dishes tonight will take me between 8 and 11 minutes?

A pitcher on a baseball team has pitched 98 2/3 innings. What is the number of innings written as a decimal?

The perimeter of a rectangular wooden deck is 90 feet the decks length l is 5 feet less than 4 times it's with, w. Find the length and width of the wooden deck

The original price of a tractor was $55,000. The value decreases in value at a steady rate of 11% per year. What will the tractor be worth in 8 years? A) $21,651.24 B) $65,487.22 C) $45,591.35 D) $12,536.25

Write two verbal expressions for 2