By selling old cds, sarah has a store credit for $153.a new cd cost $18 what are the possible numbers of a new cds saraj can buy?

Any is very appreciated! (picture is provided below)not sure how to do this at all won't lie

The formula for the lateral area of a right cone is la = rs, where r is the radius of the base and s is the slant height of the cone.which are equivalent equations?

The volume of gas a balloon can hold varies directly as the cube of its radius. imagine a balloon with a radius of 3 inches can hold 81 cubic inches of gas. how many cubic inches of gas must be released to reduce the radius down to 2 inches?