924 / 6 = 154
4 in to 9 is 2, put the 2 right above the 9. 4x2=8,9-8=1, bring down the 2 in 924.
12 into 4 is 3, 3x4=12, 12-12=0, bring down the 4 in 924. 4 into 4 is 1, 4x1=4, 4-4=0. That means there is no remainder!
Hope I helped! :-)
Answer: 
Step-by-step explanation:
Given the following function:

You need to follow these steps in order to solve the exercise:
1. Substitute
:

2. Now you need to apply the Quadratic formula. This is:

In this case, you can identify that:

Then, you can substitute these values into the formula:

3. Evaluating, you get:

4. You must choose the positive value. Then:

Fred drove 37.18 miles with per gallon & his brother drove 40.23 miles with per gallon. so Fred isn't correct.
Answer:
I hope this helps you
Step-by-step explanation:
y=x+9
x=y-9 f^-1 (x)= x-9
x=5 f^-1 (5)=5-9 = -4
f (f^-1))=f (-4)=?
x= -4
f (-4)=-4+9
f (-4)= 5
Answer:
41 students
Step-by-step explanation:
20% of 205 is 41