In problem 16 I think the answers is b
That's 21.
Hope this helps !
Nyway
x/20 = 21/14 (similar proportions)
x/20 = 3/2 (simplify by canceling out a factor of 7)
x = 30
Answer:
[xl-8
Step-by-step explanation:
Answer:
Step-by-step explanation:
Total bill - the tax = cost of 3CD's
Our total bill is $35.40, the tax is $2.70, therefore,
35.40 - 2.70 = cost of 3 CD's so
3 CD's = $32.70
Divide that by 3 to get the cost per CD:
32.7 / 3 = $ 10.90 per CD
