Bob bought a new book and paid $2.10 tax on the book. If the tax rate was 7 ½%, what was the cost of the book? Show your work!

Organic apples are on special for $1.50 per pound. does total cost vary inversely or directly with the number of pounds purchased? find the cost of 3.4 pounds of apples. a. inversely: $5.10 b. directly; $5.10 c. inversely: $2.27 d. directly; $2.27

Given the two similar triangles, how do i find the missing length? if a=4, b=5, and b'=7.5 find a'

Which of the following values are in the range of the function graphed below? check all that apply ! - will give the answer "brainliest! "