x| 2 3 5 7
y| 6 9 15 21
Does the table above represent a direct variation? Yes/No? If so, find the C.O.V.?
Yes; C.O.V. = 3
100
I am an odd number. Take away one letter and I become even. What number am I?
sEVEN
100
(30/5) + 2 * 3^2 =
24
100
If there are 6 boys and 3 girls, what is the ratio of girls to boys in lowest form?
1:2
200
Find the sum: 1.1 + 3.6 + 0.7 + (- .6)
4.8
200
What belongs to you but other people use it more than you?
Your name
200
(5 * 3)6 + 8/2 - 6 +3 =
91
200
Simplify:
16:4
4:1
300
What's full of holes but still holds water?
A spounge
300
4 + 2(8^2 -4) - 20/2 =
470
300
Solve for x to make these proportional:
5/6 = x/36
x = 30
400
3/39
1/13
400
A boy was rushed to the hospital emergency room. The ER doctor saw the boy and said, "I cannot operate on this boy. He is my son." But the doctor was not the boy's father. How is this possible?
The doctor was his mom.
400
5*2 + 10 -3 * 5^2 =
-55
400
Simplify:
144:60
12:5
500
180/240
3/4
500
A cowboy rides into town on Friday, stays three days, then leaves on Friday. How did he do it?
The horse's name was Friday
500
5*4 (10*2) + 6 =
406
500
Last week Bill earned $210 for a 30-hour week. What was his pay rate?
What would he have earned for a 40-hour week?
Pay rate = $7/hour
In a 40-hour week Bill would have earned $280.