Answer:
3 3/4 cups of coca powder
Step-by-step explanation:
60 brownies
12 brownies for 3/4 cup of cocoa powder
60/12=5
5(3/4)= 15/4
15/4= 3 3/4 cup of coca powder
Answer: No, it would not be the mean of the tax paid by all US drivers.
To find the mean, we divided by 50 because there are 50 states. However, the number of people in each state is not equal. Therefore, the 50 states should not be treated as they are equal.
To find the mean correctly, we would have to find weight the value of each state according to the number of people in the state.
f(x)=2x+2
f(4)=2(4)+2
Do the parenthesis first because of using PEMDAS
P=parenthesis
E= exponents
M= multiplication
D=division
A= addition
S=subtraction
2(4)=8
8+2=10
Answer: f(4)=10
