What’s something goes up but never comes down?
Answer:
Step-by-step explanation:no you should not
-9x+27=-13
-9x-27=13
-9x=18
-2=x
Make a ratio, then cross multiply.
4/30=x/48
30x=4x48
30x=192
x=6.4
<u>ANSWER</u>
The correct answer is A
<u>EXPLANATION</u>
To find the ink cost of each card coming from printer B, we need to find the total cost from printer B and the total number of cards printed by Printer B.
The total hours of all the three printers over the three weeks

The total hours of printer B only

Total number of cards produced over the three weeks

We can use ratio and proportion to determine the total cards produce by printer B only.


If less, more divides

Total cost of Printer B in 130 hours
$
The ink cost


$
to 2 decimal places