Natalie is making doll costumes. each costume has 4 buttons that cost 3 cent each and a zipper that costs 7 cents. how much does she spend on buttons and a zipper for each costume?

Aley is at the store buying some supplies for an art project. she decides to buy some colored pencils for $3.95 and a drawing tablet. the total cost of the supplies before sales tax is $6.94. what is the cost of the drawing tablet? $10.89 $2.99 $1.76 $3.01