Answer:
$514.50
Step-by-step explanation:
7+4+2+8=21
$12.25x21=$514.50
Its 10+20= 30 and 10++20=30
<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
Therefore the probability that the angle measure are supplementary are:120,60