Find the range of the set of numbers. 54,39,97,66,49,90

Which of the following is not a condition that must be met before you can use the quadratic formula to find a solutions of equation?

In what place is the first digit of the quotient for 18.88 divided by 4?

The function S (T, r) = 70 (T-90) (4- r) gives an ice cream shop's daily sales as a function of temperature T (in degrees° F) and rain r (in inches). Find Sr (80, 6) (include the appropriate units) and explain what it means.

Marty swims 36 yards in 42 seconds. If he continues to swim at the same rate, how long will it take him to swim 500 yards?

In january, meghan made 12 fewer sales calls that Paul did. Together, they made 256 calls. How many calls did Meghan make that month?

Which is a better buy, 3 pounds for $8.31 or 5 pounds for $12.95?

How do I divide 29.11 by 35

If f (x) = 3x^2 + 5x find f (-2) -22 -9 2 22

What percent of 99 is 72? show work

Draw a model to show 5/2 = 5x1/2