A $45.00 mixer sold for $47.70 with tax. What is the percent of the sales tax?

If f (x) = 7+x and g (x) = - 10x^2, which of the following is not in the range of f (g (x))

Maria plans to rent a boat. The boat rental costs $60 per hour, and she will also have to pay for a water safety course that costs $10. Maria wants to spend no more than $280 for the rental and the course.

You have 8 gallons of lemonade to sell. You use cone-shaped cups that are 9 centimeters in a diameter and 12 centimeters tall. Each customer uses one paper cup. How many paper cups will you need if you sell all the lemonade? (1 gal~3785 cm3)

What is the sum of all positive integers that are multiples of 7 from 200 to 400?

Am I right? What is the solution to the equation 9 (x + 1) = 27? x = 2.5 x = 0.5 x = - 0.5 x = - 3.5

Use your calculator to work out the exact value of 13822 x 623 / 14

Which relationship is continuous? A. the number of cows a farmer has owned over the years B. the number of cookies Stan baked for the party C. the number of people attending the assembly D. the distance a runner ran during training

Percent of change of 18.75 to 18.60

15x - (-3x-10) = 38x-5 (4x-2)

How to graph absolute value of 3x+1=2x-7