The deli's lunch special offers customers half off the total cost of a sandwich of thier choice and a bag of pretzels. the original price of the pretzels is $1.50. let s represent the original cost of a customer's sandwich. what is the total cost of the customer's order?

The ratio of two numbers is 5 to 4. the sum of the numbers is 99. what number is the greater of the two numbers?

Given the two similar triangles, how do i find the missing length? if a=4, b=5, and b'=7.5 find a'

Acoffee shop orders at most $3,500 worth of coffee and tea. the shop needs to make a profit of at least $1,900 on the order. the possible combinations of coffee and tea for this order are given by this system of inequalities, where c = pounds of coffee and t = pounds of tea: 6c + 13t ≤ 3,500 3.50c + 4t ≥ 1,900 which graph's shaded region represents the possible combinations of coffee and tea for this order?