What is the standard deviation of the following data? If necessary, round your answer to two decimal places.

48, 65, 57, 54, 61, 57, 52, 61, 57

8.45

4.84

9.12

9.3

What is the missing term of the arithmetic sequence? 6, __, 30, ... A. 12 B. 18 C. 22 D. 15

An employment agency requires applicants average at least 70% on a battery of four job skills tests. If an applicant scored 70%, 79%, and 89% on the first three exams, what must he score on the fourth test to maintain a 70% or better average?

What is the square root of n multiplied by 3 square root of n

What are three ratios that are equivalent to 7/6

Find the digit 5 in each of these numbers. 15.2 3.5 The 5 in 3.5 is 1 place to the right of the 5 in 15.2 Which sentence correctly compares the values? A. The value of the 5 in 3.5 is 1/100 times the value of the 5 in 15.2 B. The value of the 5 in 3.

If the length of side a is 16 centimeters, the length of side b is 10 centimeters, and m = 42°, what is the measure of? Round your answer to two decimal places.

Solve for y. 18y - 6 = - 30

Multiply. (3x + 2) (3x - 2) A. x² + 12x - 4 B. 9x² - 12x - 4 c. 9x - 4 D. 9x² + 4

Mr and mrs turner ate 3/4 of a pizza. They want to split the remaining part equally between their two sons how much of the pizza will each son recive

A 16-mb flash drive was sold on sale for $18.50. If this sales price was 81% of the original price, what was the original price?