The weights of bags of pet food are distributed normally about the mean, 50 lb. The standard deviation is 0.2 lb. In a group of 20 bags, about how many would you expect to be within one standard deviation from the mean?

An employee makes an hourly rate plus any tips they earn. This tip employee made a total of $400 by working 28 hours last week. If $253 of their total earnings was their tips, what is their hourly rate of pay? a. $5.25 b. $5.61 c. $8.82 d. $9.04

Which of the following graphs could be the graph of the function f (x) = x4 + x3 - x2 - x?

Convert 4/7 into a decimal

The price of a computer component is decreasing at a rate of 15% per year. Is this decrease linear or exponential

Let f (x) = 6x-5 and g (x) = 2x-1. Find f • g I thought the answer was 12x^3 - 6x^2 - 10x + 5 but my computer says it's wrong

The length of each stair is 11 inches. what is the rise, r for each stair? Round to the nearest.

The sum of Jason And Mandy age is 35. Ten years ago Jason was double Mandy age. How old are they now?

Is the "yes" or "no" response to a survey question a discrete random variable, continuous random variable, or not a random variable?

Which rational number is least? 0.66, - 4/5, - 6/7 or - 0.6

Multiply the polinomials (x+4) (x^2-5x+3)