Some students are raising money by selling greeting cards. they buy the cards for $3 a box and then mark up the price by 30%. for how much do they sell each box of cards?

$3.90

Step-by-step explanation:

The markup is the difference between the Sales Price of the box of cards and its Unit Cost. It is expressed as a percentage above the cost, through the following expression.

Given the Markup Percentage is 30% and the Unit Cost is $3, the Sales Price is:

here is the

mark brainliest pl

good luck on your studies! : )

david edward.