Find z such that 97.5% of the standard normal curve lies to the left of z

If 39 is 1% of a number, what is that number? How did you find your answer?

100 is divisible by which of the following numbers 2, 3, 4, 5, 6, 9, or 10? A.) 2, 3, 4, and 6 B.) 2, 4, 5, and 10 C.) 5 and 10 D.) 2, 4, 6, and 10

How much water should be added to 23 packets of flavoring

Let f (x) = 4x - 5; g (x) = 6x - 3 find 2f (x) + 3g (x) select the correct response: 1. 8x - 13 2. 10x + 1 3. 26x - 19 4. - 24x - 21

Consider the line - 2x-4y=-2 What is the slope of a line parallel to this line What is the slope of a line perpendicular to this line

You drive 70 miles per hour but then slow your speed by 15 miles per hour. you then return to your speed of 70 miles per hour. which expression shows how your speed changed?

Given r = 8 and ø=1.85pi, find the Cartesian coordinates. Check your answer. a. (7.13, - 3.63) C. (-7.08, 3.67) b. (7.08, - 3.67) d. (-7.80, - 3.67)

Type the correct answer in the box. Use numerals instead of words. If necessary, use / for the fraction bar. The solution set of n2 - 14n = - 45 is [ ]

Peter is 2 years older than Winnie. Peter's age is 16 years less than seven times Winnie's age. The equations below model the relationship between Peter's age (p) and Winnie's age (w): p = w + 2 p =

Name a fraction equivalent to 2/3