Karen paid $43.70 for a book. the price of the book was $40. what was the sales tax rate?

Student price tickets to a movie are $1 and non student tickets are $2. 350 tickets are sold and the total amount made is $450. how many non student tickets were sold ? a) 100 b) 150 c) 200 d)250

In a graph with several intervals o data how does a constant interval appear? what type of scenario produces a constant interval?

15m is what percent of 60m; 3m; 30m; 1.5 km? the last one is km not m