Ellie purchases a couch at a "40% off" sale. If the sale price was $390.00, what is the original price?

What is the inverse function of f (x) equals X over X - 2

A circular garden has a circumference of 88 yards. Lars is digging a straight line along a diameter of the garden at a rate of 7 yards per hour. How many hours will it take him to dig across the garden? Use 3.

At a store customers are randomly selected to participate in the survey on Friday there were 500 customers at the store. of those 90 were selected to participate in the survey on Saturday. the store manager expect 700 customers in the store.

Jack lease a car for $159/month for 39 months. the amount due when he signed the lease was 2399. how much did jack pay during the first year of the lease.

How do I solve n x 43.50 = 435

Which simplified fraction is equal to 0.17 (7 repeating)

Sarah purchased $15.75 worth of coffee that sold for $.25 per pound how many pounds of coffee did Sarah buy?

The kite shown below is translated 8 units to the right and 1 unit up.

The top of a lighthouse is 100 m above sea level. The angle of elevation from the deck of the sailboat to the top of the lighthouse is 28°. Calculate the distance between the sailboat and the lighthouse.

Find the equation of the line that passes through (6,0) and (-3,-3)