700x + 375(27 - x) = 15000
Solve for x
X=15 business class
Economy class 27-15=12
Mean is all the data added up and divided by how many numbers there are
Median is when you sort the numbers in order from smallest to largest and the one in the middle, if there are two in the middle find the average
Mode is number ir numbers that appears the most
Tell me if you want the answer
D because if you do a rate problem you do 50 times what equals 100 so times two then you do 32 times two
1/6+3/7 least common denominator is 42 so...
7/42+18/42= 25/42
Use a system of equations.
(x=# of small dogs, y=# of big dogs)
x+y=9 (times by -5) -5x-5y=-45
5x+8y=51
Then add the equations together and the x's cancel.
3y=6
y=2
So he walked 2 big dogs and 7 little dogs.
