The total cost of the materials calculated by the worker on the notebook is $325.52
What is an equation?
An equation is an expression that shows the relationship between two or more numbers and variables.
An independent variable is a variable that does not depend on any other variable for its value while a dependent variable is a variable that depends on other variable.
The total cost of materials = 7(43.75) + 2(4.69) + 9.89 = $325.52
The total cost of the materials calculated by the worker on the notebook is $325.52
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Answer:
A
Step-by-step explanation:
So :

?
First, you want to bring everything together on the top of the fraction.
12=24/2 so you can have

Add like terms -- 12 +24 = 36

Now we are at

Which is the lowest possible simplified version while remaining at exact value.
Feel free to check my math! I kinda did this off the top of my head.
Answer:
150%
Step-by-step explanation:
if each square represents 1 whole, or 100%, then two squares is 200%. But only half of the second square is shaded, so its 100% + 50% = 150%