Cindy saves $420 each month. her monthly salary is $2100. what is the ratio of the amount cindy saves to the amount she earns each month?
a) 1: 5
b) 1: 4
c) 2: 3
d) 5: 1

You are remodeling your kitchen. you’ve contacted two tiling companies who gladly told you how long it took their workers to tile of a similar size jim completed half the floor in 8 hours. pete completed half of the other floor in 7 hours. if pete can lay 20 more tiles per hour than jim, at what rate can jim lay tiles

Which type of graph would allow us to quickly see how many students between 100 and 200 students were treated?

Rewrite the following quadratic functions in intercept or factored form. show your work. y = 4x^2 - 19x- 5