Answer:
27/9 is so good! What do you mean you are not sure?
Answer:
6 just multiply 2 times 3
Multiply 15 and 24 then divide that answer by 11.2.
Answer:
266.6 per year
Step-by-step explanation:
53392 / 20 = 266.6
= 266.6 per year
Answer:
Step-by-step explanation:
$6/(2 DVDs) = $3/DVD, and $8/(4 CDs) = $2/CD
a DVD costs $3
a CD costs $2
Ling bought 4 DVDs and 2 CDs for 4×$3 + 2×$2 = $16.
Pierre bought d DVDs and c CDs for $20.
d is 0, 2, 4, or 6
c = (20-3d)/2
(d,c) = (0,10), (2,7), (4,4), or (6,1)
