Is - n always, sometimes, or never a positive number? Explain your reasoning.

Assume that women's heights are normally distributed with a mean given by mu equals 63.4 in , and a standard deviation given by sigma equals 2.4 in. (a) if 1 woman is randomly selected, find the probability that her height is less than 64 in.

In circle O, AE and FC are diameters. Arc ED measures 17°. What is the measure of? °

Jess is comparing fractions, which fraction is greater than 5/6? A) 7/8B) 4/5C) 3/4D) 2/3

In the equation y = 7 x + 3, as the value of x decreases by 1, what happens to the value of y?

Which value of x would make TV II QS? 3 8 10 11

Ben bowled 143 and 216 in his first two games. What must he bowl in his third game to have an average of at least 170?

Estimate the value of ^50

Daniel worked for 213 hours and earned $18.20. How much would he make if he worked for 514 hours?

Is 4 a solution of 2x = 8

Marta said 50 + 1/2m=120 is an equation, while Maribel argued that it is an expression. Determine who is correct and explain why.