Jason has 32 books and 14 magazines in his library he bought several books at the yard sale over the weekend is he now has 54 books in his library how many book did he buy it the yard sale

The square pyramid has a volume of 441 cubic inches. what is the value of x? 1/7x is the height x is the base

Can someone me with these two circle theorem questions asap?

Aclothing store has the sign shown in the shop window. pani sees the sign and wants to buy 3 shirts and 2 pairs of jeans. the cost of each shirt before the discount is $12, and the cost of each pair of jeans is $19 before the discount. write and simplify an expression to find the amount pani pays if a $3 discount is applied to her total