2) An $80 text book was on sale for $49.60 at the used book store. By what percent did the book decrease in price?

Select the number of ways in which a line and a circle can intersect

If log_3(x)=4.5 and log_3(y)=3, what is log_3(x^2/y)? a. 3b. 6.75c. 6d. 1.5

Solve the inequality 47.75 + x 50 to determine how much more weight can be added to li's suitcase without going over the 50-pound limit. what is the solution set?