Describe how you could calculate the circumference of any circle if you knew the diameter, and how you could find the length of the diameter if you knew the circumference.

Brian is calculating the standard deviation of a data set that has nine values. He determines the sum of the squared deviations of 316

A circular race track has the diameter of 1/2 mile. How far does the car travel in one lap around the track?

How many quarters are there in $2? A. 2 B. 4 C. 6 D. 8

Consider the following proposed proof by contradiction that for all positive integers n, 3n > 2. Proof by Contradiction: Suppose that the statement is false. Since n is a positive integer, n ≥ 1. That means 3n ≥ 3 > 2. Thus the statement is true.

Answer this problem 6/7*1/2 =

Bingo uses the numbers 1 to 75. If you randomly select a number, What is the probability it will not be a multiple of 7? Express your answer as a fraction.

Which of the following provides sufficient information to write the equation of any circle? A. the x-intercept B. the y-intercept C. coordinates of the center D. radius and coordinates of the center

Solve | 5 x - 1 | < 1

How much is 16 dollars per a gallon

Derrick and Mark are brothers who live in the same house. Mark is at home, and Derrick is 5 miles away from home. Both boys begin riding their bikes at the same time.