Maria wants to add to her CD collection. If a CD costs $12, which expression shows the cost of d CDs? A. 12 - d B. 12 ÷ d C. 12 + d D. 12 × d

Question

asked Jun 24, 2022 9.2k views

1 Answer

Mark Stahler · Answer 1 · 2022-06-28T06:07:57+0000

Explanation:

Cost of CDs

= Number of CDs * Cost of one CD

= d * $12

= $12d. (D)

The answer is using multiplication as we have a unit rate and we wish to find the total.