7/8 boats per day will make it
A function has only one y-value for each x-value. If you find a set that has an x-value used more than once, it is not a function, because that x-value is now paired with more than one y-value.
The fourth answer is the only one that has the same x-value used more than once.
Side note: Don’t worry if a y-value is used more than once. That’s totally fine. It’s all about the x-values.
Answer:
6 boxes total.
Step-by-step explanation:
Total no. of color pencil in all /colored pencils for each box=No. of color pencil boxes
=90/15
=6 boxes
<span>7 hours and 644 newspapers is 644/7 newspapers per hour=92 per hour.
Multiply 92 per hour by 9 hours and get...
828 newspapers.</span>
