Store employees are handing out coupons. every 10th customer gets a $1 coupon. every 12th customer gets a $2 coupon. which customer is the first to receive both coupons?

Suppose a laboratory has a 30 g sample of polonium-210. the half-life of polonium-210 is about 138 days how many half-lives of polonium-210 occur in 1104 days? how much polonium is in the sample 1104 days later? 9; 0.06 g 8; 0.12 g 8; 2,070 g

:in order to solve the inequality - x > 8, which of the following steps must be done? divide by -4 and keep the inequality symbol divide by -4 and flip the inequality symbol multiply by -4 and keep the inequality symbol multiply by -4 and flip the inequality symbol

Joey is buying plants for his garden. he wants to have at least twice as many flowering plants as nonflowering plants and a minimum of 36 plants in his garden. flowering plants sell for $8, and nonflowering plants sell for $5. joey wants to purchase a combination of plants that minimizes cost. let x represent the number of flowering plants and y represent the number of nonflowering plants.