Option D: 40+20w is the correct answer
Step-by-step explanation:
We have to convert the given statement in the problem to find the correct choice
Let w be the number of weeks
As Joe already has $40, it will be constant that will not change
And the money he saves in w weeks by saving 20 dollars per week will be:
20w
Combining the both terms we get the total cost as:
Hence,
Option D: 40+20w is the correct answer
Keywords: Functions, variables
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Answer:
a. 3 in.
Step-by-step explanation:
C = 6 π in
As you know circumference C= π d so d = 6
r = d/2 = 6/2 = 3
Answer: Eric spends $41.44 on the contact paper.
Step-by-step explanation:
The dimensions of the box are 9 inches, 11 inches, 8 inches.
The surface area of the box will be given by:
Since, the contact paper costs 8 cents per square inch.
The cost of covering the box=
Since, 1 $ = 100 cents or 1 cent =0.01 dollar.
Therefore, The cost of covering the box=
Step-by-step explanation:
Below is an attachment containing the solution.