When given $12 then dividing 97 then adding 97 times 0

The final cost of a sale is determined by multiplying the price on the tag by 75%. which best describes the function that represents the situation?

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)

Adistribution has the five-number summary shown below. what is the third quartile, q3, of this distribution? 22, 34, 41, 55, 62