True or False percent markup on selling price can be converted to percent markip on cost by formula?

Write a function in function notation, identify the independent and dependent variables, and solve the problem: Bruce owns a small grocery store and charges $4.75 per pound of produce.

You want to find out what your new puppy weighs. While holding the puppy, you weigh 102 pounds on a scale. Your weight without the puppy is 83 pounds. How much does your puppy weigh?

Which is another way to describe 45

5 (x+5/6) = 7/10 what is the first step

Find the critical values and rejection regions for the indicated t-test, level of significance a, and sample size n. Left-tailed test, a = 0.10, n = 11

A newspaper reporter wants to know how popular the hobby of bird watching is in the city. He asked people at the local bird refuge if they watched birds as a hobby. Which of the following best explains whether the reporters data is valid or not?

I am very confused on how to figure out if y = 3/4x is proportional?

Alison wants to buy a mountain bike for $339.12. If she saves $28.26 each month, in how many months will she be able to buy the bike?

At 12 o'clock the temperature was 7°C. The temperature decreased by - 20°C. What is the new temperature?

Ashleys rentals charges $27.50 per hour to rent a surfboard and a wetsuit. Darlas surf shop charges $23.25 per hour to rent a surfboard plus $17 extra for a wetsuit.