Find the area within

2

standard deviations of the mean, that is, the area between

μ

-

2

σ

and

μ

+

2

σ

.

17 is 34% of what number

A circle has a radius of 20 inches. Find the length of the arc intercepted by a central angle of 45°. Leave answers in terms of π.

If TU = x + 5, UV = 20, and TV = 10x - 11, what is TV?

Analyze the decimal number 8.46 and determine the value of each digit.

Elvira is making a calendar for the month of May. She is using poster board that is in the shape of a rectangle. The base of the rectangle is 18 inches. The height is 24 inches. What is the area of the poster board? Area = base x height

X=3 y = 5x - 8 in alias

What is 3498 divided by 7. Explain how you got this answer and why you think its reasonable

What is the answer to these 9 + 9n = 9

Solve each problem. Determine which choice (or choices) best represent the equation: 10 is 5 times as many as 2 (A) 5 + 5 = 10 B. 5 * 5 = 10 C. 5 x 2 = 10 D. 10 = 2 x 5

Evaluate the expression for x = 4 1/3 9x + 4 A) 39 B) 40 C) 43 D) 52