Find the cost per ounce of a sunscreen made from 140 oz of lotion that cost $3.44 per ounce and 90 oz of lotion that cost $11.03 per ounce. $ per ounce A coffee merchant combines coffee that costs $6 per pound with coffee that costs $4.50 per pound. How many pounds of each should be used to make 25 lb of a blend costing $5.43 per pound? $6 per lb coffee lb $4.50 per lb coffee lb A coffee merchant combines coffee costing $3.50 per pound with coffee costing $3.00 per pound. How many pounds of each should be used to make 30 lb of a blend costing $3.20 per pound? $3.50/lb coffee lb $3.00/lb coffee lb
Equations and Inequations
Equations and inequalities describe the relationship between two mathematical expressions.
Linear Functions
A linear function can just be a constant, or it can be the constant multiplied with the variable like x or y. If the variables are of the form, x2, x1/2 or y2 it is not linear. The exponent over the variables should always be 1.
Find the cost per ounce of a sunscreen made from 140 oz of lotion that cost $3.44 per ounce and 90 oz of lotion that cost $11.03 per ounce.
$ per ounce
A coffee merchant combines coffee that costs $6 per pound with coffee that costs $4.50 per pound. How many pounds of each should be used to make 25 lb of a blend costing $5.43 per pound?
| $6 per lb coffee | lb |
| $4.50 per lb coffee | lb |
A coffee merchant combines coffee costing $3.50 per pound with coffee costing $3.00 per pound. How many pounds of each should be used to make 30 lb of a blend costing $3.20 per pound?
| $3.50/lb coffee | lb |
| $3.00/lb coffee |
lb |
Trending now
This is a popular solution!
Step by step
Solved in 6 steps with 5 images
