Regina paid a total of $32.40 for two shirts, including 8% sales tax. One of the shirts cost $17.50 before tax. How much did the other shirt cost?

What are the sotions to the quadratic equation 9x^2=4

Money off coupons have been circulated to 300 households. only 2/5 of these were redeemed (used) in the local supermarket to get a free shampoo. what fraction of coupons were unused? (ps: write how you got the answer)

There are 180 white lockers in a school. there are 3 white lockers for every 5 blue lockers blue. how many lovkers sre there im tje school