A jar contains 86 marbles of which 65 are blue 14 are red and the rest are green what is the ratio of blue marbles to green marb
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IfIf she graphs the number of bookmarks sold compared to the total money earned. The rate of change for the function graphed to the left is: 5/2.
<h3>Rate of change</h3>Based on the graph the coordinate are:
(4,0), (8,10), (12,20)
Using slope formula to find the rate of change Slope=y2-y1/x2-x1
Hence,
(x1-y1)=(4,0) & (x2 -y2)= (8,10)
Let plug in the formula
Slope=10-0/8-4
Slope=10/4
Slope=5/2
Therefore If she graphs the number of bookmarks sold compared to the total money earned. The rate of change for the function graphed to the left is: 5/2.
Learn more about rate of change here:brainly.com/question/9869638
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<u>Answer: </u>
When you buy 2 , 3 and 4 tees , price you pay are 10.33 unit price , 13 unit price and 15.667 unit price respectively.
<u>Solution: </u>
Information provided in the question seems to be less . so assuming following two things.
1)Given function p = n + 5 do not include shipping cost as shipping cost is also dependent on number of tees.
2)If shipping charges for 3 tees is 5 , then shipping charges of 1 tee is
When you buy 2 tees , n = 2
Price = p = n+5 = 2+5 = 7
Shipping charges =( ) x 2 =
So total price you pay for two tees = 7 + () = 7 + 3.3333 = 10.3333 unit price.
When you buy three tees , n = 3
Price = p = n+5 = 3+5 = 8
Shipping charges =( ) x 3 = 5
So total price you pay for two tees = 8 + 5 = 13 unit price.
When you buy four tees, n = 4
Price = p = n+5 = 4+5 = 9
Shipping charges =( ) x 4 =
So total price you pay for two tees = 9 + () = 47/3 = 15.667 unit price.
Hence when you buy 2 , 3 and 4 tees , price you pay are 10.33 unit price , 13 unit price and 15.667 unit price respectively.