Find the selling price if a store pays $2.00 for a gallon of milk and the markup is 40%.

$2.80

Step-by-step explanation:

We are asked to find the selling price of one gallon milk for which the store pays $2.00 and mark up is 40%.

We know that selling price of an item equals cost of item plus mark up.

The selling price of each gallon of milk would be $2.00 plus 40% of $2.00.

Therefore, the selling price of each gallon of milk is $2.80.

answer: it's d

step-by-step explanation:

the formula of a slope:

we have the points (-2, 7) and (2, 3). substitute: