If bc = 4.5, cd = 7.7, and ad = 16.7, find ab to the nearest tenth.

a. 2.1

b. 28.6

c. 9.8

d. 2.2

Which term best describes the association between variables a and b? no association a negative linear association a positive linear association a nonlinear association a scatterplot with an x axis labeled, variable a from zero to ten in increments of two and the y axis labeled, variable b from zero to one hundred forty in increments of twenty with fifteen points in a positive trend.

You receive 15% of the profit from a car wash how much money do you receive from a profit of 300

If the ratio of sum of the first m and n terms of an ap is m2 : n2 , show that the ratio of its mth and nth terms is (2m − 1) : (2n − 1).