The answer is D.
350 multiplied by 6 is equal to 2100
350 * 0.5 (30 minutes) is equal to 175
2100 + 175 = 2275
To find the percent increase you will create a ratio of the difference between the 2 prices and the starting price.
<u>(12.60-10.50)
</u> 10.50
<u>
2.10
</u>10.50
<u>
210
</u>1050
<u>
1
</u>5 is the ratio.<u>
</u>
Answer:

Step-by-step explanation:
Let us assume that,
x represents the number of sq. yards of fabric and
y represents price of the fabric.
As the unit price of the fabric i.e cost per sq. yard of fabric is $1.25, so for each number of sq. yard of fabric, the cost for that much of fabric will be multiple of 1.25 of that number.
i.e 
Here, the rate of change is 1.25. So for each increase in x, the amount of increase in y is 1.25
The table along with the graph have been attached below.
Answer:
look at the screenshot hun!!
Step-by-step explanation:
2.5 miles per hour because you have to divide to know per hour.
10/4=2.5
Done :)