12. dress: $70
discount: 30%
tax: 7%

All you have to do is multiply 45 by 0.70. You will get 31.5, then you subtract 31.5 and 45 to get the $13.50

Step-by-step explanation:

the answer is c)8

step-by-step explanaction:

the multiples of 15 are 15, 30,45, 60, 75, 90, 105, 120, 135, 150, 165, 180, 195,   210, 225, 240, 255, 270, 285, 300, 315, 330, 345, 360, 375,   390, 405, 420, 435, 450, 465, 480, 495, 510, 525, 540, 555, 570, 585, 600, 615, 630, 645, 660, 675, 690, 705, 720, and 735.

the factors of 15 are 1, 3, 5, and 15.

hope that , fam!

-une, your fren : )