You are given a math word problem and you are supposed to apply multiplication or division mathematical operators on the numbers embedded in the text to answer the following question and then only report the final numerical answer.

Isabel was selling her necklaces at a garage sale . She sold 3 bead necklaces and 3 gem stone necklaces . If each necklace cost 6 dollars , how much money did she earn ?
36

A pet store has 9 bird cages . If each cage has 2 parrots and 6 parakeets in it , how many birds does the pet store have total ?
72

Faye was selling her necklaces at a garage sale . She sold 3 bead necklaces and 7 gem stone necklaces . If each necklace cost 7 dollars , how much money did she earn ?

70