Which of the following functions has an inverse that is not a function?

y = x

y = 2x + 1

y = x²

2x+6+3x=y is what y intercept

18.09 is 26.8 percent of what

Jack's sister is coming to visit him and parks in the hospital car park. The bar chart below shows some information about the cars parked in the car park. How many more white than silver cars are parked in the hospital car park?

What is 6/9 divided by 5/8

When their are angles at a certain level like 90 degrees, what's another name for these angles?

Jim spent $13 to park for 5 hours. The parking garage charges a base rate of $4 for the first two 2 hours, and then an hourly rate for each additional hour, h. The equation 3h + 4 = 13 models Jim's parking cost.

four fifths of senior class went to prom. if 324 seniors went to prom, how many are there in the senior class

Use the gcf and distrubutive property to express the sum as a product for 18+24

Edward surveyed his friends about whether or not they go to the movies and whether or not they go to professional soccer games. He reported the relative frequencies in the table.

A restaurant had three pies each cut into eights. By noon 3/4 of all the pieces were sold. How many pieces were sold by noon