A manufacturer knows that their items have a normally distributed lifespan, with a mean of 3.4 years, and standard deviation of 0.6 years. If you randomly purchase one item, what is the probability it will last longer than 3 years?

Organic apples are on special for $1.50 per pound. does total cost vary inversely or directly with the number of pounds purchased? find the cost of 3.4 pounds of apples. a. inversely: $5.10 b. directly; $5.10 c. inversely: $2.27 d. directly; $2.27

What is the the greatest common factor ?

If a company produces x units of an item at a cost of $35 apiece the function c=35x is a of the total production costs