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Riddles
100
What does slope represent?
change in x/y
100
Is 2d + 5 an expression or an equation?
expression
100
Which number is the coefficient in the equation 3x + 6 = 18
3
100
Find the slope: y = 3x + 5
3
100
An elephant in Africa is called Lala. An elephant in Asia is called Lulu. What do you call an elephant in Antarctica?
Lost
200
What is the formula for slope intercept?
y = mx + b
200
Is 5c - 2c = 3c and expression or equation?
Equation
200
Convert 120 ft = _________yd
40 yds
200
3y - 9 if y = 3
0
200
How many sides does a circle have?
2: the inside and outside
300
What are two words to describe how 2 relates to 1/2?
Inverse, reciprocal
300
Addition and subtraction are examples of _________.
Inverse operations
300
How many solutions does the graph have?
1
300
You spend $40 on 5 pounds of concrete. What is the unit rate in dollars per pound?
$8 per pound
300
If you buy a rooster for the purpose of laying eggs and you expect to get three eggs each day for breakfast, how many eggs will you have after three weeks?
None, because roosters do not lay eggs.
400
Solve:
15f−23=2(4f+20)
f = 9
400
Twice a number is 18 more than 5 times a number.
2x = 18 + 5x
400
What is the slope and y-intercept of the graph of: y=12x−19?
slope: 12
y-intercept: -19
400
4(−2k−8)=6(k+18)
k = -10
400
If you multiply this number by any other number, the answer will always be the same. What number is this?
0
500
Six times a number is 45 greater than the product of the number and -3. Find the number.
5
500
What is the slope of the following pairs of coordinates?
(16 , -14) (16, 9)
Undefined/No Solution
500
Simplify:
x + 10 -6(x - 3x) + 4
13x + 14
500
Which graph best represents: −5y=−6x+15?
C
500
I am a three-digit number. My second digit is 4 times bigger than the third digit. My first digit is 3 less than my second digit.
What number am I?
141