How many people are in club on third week is 6
Answer:
Step-by-step explanation:
So we have the equation:
First, let's distribute the left side of our equation:
Multiply:
Now, let's isolate the y-variable. Subtract 4y from both sides:
The right side cancels. Subtract on the left. So:
Now, subtract 5 from both sides:
The left side cancels. Subtract on the right:
Now, divide both sides by 6. So:
The left will cancel. Therefore:
And we're done!
J=2M-8
J+M=76
(2M-8)+M=76
3M-8=76
3M=84
M=28
J=2M-8
J=2(28)-8
J=56-8
J=48 years old
Answer:
i give up
Step-by-step explanation:
9514 1404 393
Answer:
b. 255.5 to 499.5
Step-by-step explanation:
The middle 50% is the range between the first and third quartiles. In this group of 9 numbers, the first quartile is the average of numbers 2 and 3 when the numbers are listed from smallest to largest.
first quartile = (230 +281)/2 = 255.5 . . . . . . matches answer choice B
The third quartile is the average of numbers 7 and 8:
third quartile = (468 +531)/2 = 499.5 . . . . . also matches answer choice B
The middle 50% is 255.5 to 499.5.
_____
When I put the numbers in order, I get ...
198 230 ^ 281 246 376 426 468 ^ 531 540
^ indicates that the quartile here is the average of the adjacent numbers
bold indicates the median (2nd quartile)