The ratio of the number of marbles in Box A to that in Box B is 3:7.Box B has 12 more marbles than Box A.(a) How many marbles are there altogether?(b) If 3 marbles are moved from Box A to Box B, what will be the new ratio of the marbes in Box A to that in Box B?

Which graph represents the following piecewise defined function?

Amanager recorded the number of bicycles sold by his company each quarter. his projected sales after t years is given by the expression below. which of the following statements best describes the expression? a. the initial sales of 575 bicycles increases at the rate of 4% over 4 quarters. b. the initial sales of 575 bicycles increases at the rate of 18% over 4 years. c. the initial sales of 575 bicycles increases at the rate of 4% over t quarters. d. the initial sales of 575 bicycles increases at the rate of 18% over t years.

Which expression gives you the distance between the points (5,1)and(9,-6)