What is the markup of 23 to 41.40

What is the mean of 5,7,7,2,2,3,1,3,4,3,4

What is the measure of each exterior angle for a regular nonagon

A plumber charges $45 for a service call, plus $70/h for her time. What is the length of a service call that cost $150? a. 0.5 h c. 2 h b. 1.5 h d. 2.5 h

The ratio of gross the boys in this classroom is 5 to 4 how many girls are in the classroom if there is a total of 27 students

Determine whether the relation describe c as a function of w. The cost to mail a letter, c, is related to how much it weighs, w, in the following way: Letters that cost $0.49 to mail weigh up to 1 ounce, letters that cost $0.

Which of the following is not an integer? 17 -45 0.54

Write the equation of the line whose slope is 1/3 and y-intercept is - 3. Write the answer in slope-intercept form.

Last week, Rick's Math Website had the following number of visitors: Monday = 250, Tuesday = 501, Wednesday = 260, Thursday = 490 and Friday = 711. About how many visitors came to Rick's Math Web last week?

For each cost function (given in dollars), find (a) the cost, average cost, and marginal cost at a production level of 1000units; (b) the production level that will minimize the averagecost; and c) the minimum average cost.

The sum of three numbers is 6. the third number is the sum of the first and second numbers. the first number is one more than the third number. Find the numbers