Answer: (3,3)
Midpoint formula = ( ,
)
6 + 0 / 2 = 2
1 + 5 / 2 = 7
Kara knitted 1/5 of the cap in the morning. Bu evening, she had knitted 7/10 of the cap. How much of the cap she knitted during
1 answer:
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Answer:
$643.50
Step-by-step explanation:
Let i be the profit realized from the sale and d be the discount made on the sale:
#John's selling price can be calculated by first adding profit, i to $450, the d to the new price as:
Hence, John will resell the bike at $643.50
Answer:
a) see below
b) 40x20 meters
Step-by-step explanation:
Write down what you know:
- The area of the enclosure is length*width, so
- The length of the fencing is 80 meters, so
Now we have to combine these two equations above, and get rid of y in the process.
First rewrite the second as:
Then substitute for y in the first:
b) To maximize A, find the zero of the first derivative:
So y = (80-40)/2 = 20 meters.