If painters average painting 3/4 of a room with 2/5 of a gallon of paint, then they can paint, on average, ? rooms per gallon

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