Abox of 24 greeting cards is sold at a gift shop for $3.00. the cost to the store is $2.40. what is the markup as a percentage of cost?

25%

Step-by-step explanation:

formula for percent markup/discount= absulute value of original-new/original

plug the numbers in

(2.40-3.00/2.40) absolute value=0.25

0.25 as a percent is 25%

180

step-by-step explanation:

δabc ≅ δdcb by sas because

db ≅ ac . . given (side)

bc ≅ bc . . reflexive property (side)

∠dbc ≅ ∠ acb . . alternate interior angles where transversal bc crosses parallel lines bd and ac (included angle)