There are 3 brown fish, 2 green fish, and 4 blue fish in a pond. What is P(red fish)?
0
-8+3
-5
What is the scale factor is enlarging the shape below?
1.5
How can you tell if a relationship is proportional?
(0,0) and a constant rate
OR doubling the x also doubles the y
Simplify:
x^2 + 4x + 2+ 3x^2 + 3 + x
4x2 + 5x + 5
What is probability?
The chance/likelihood of something happening
-7*3
-21
Assume the shapes are similar. What is the value of x?
10 cm
Is this graph proportional?
Yes.
Find the perimeter. Simplify fully.
4x+8
There are 3 brown fish, 2 green fish, and 4 blue fish in a pond. What is P(green fish)?
2/9
7-(-4)
11
What is the reduction?
1/2
Draw a table that shows the rule 3x=y.
Your table must have at least 3 sets values.
Varies
1 3
2 6
3 9
3(2x+1)+7x+x^2
x^2+13x+3
There are 3 brown fish, 2 green fish, and 4 blue fish in a pond. What is P(blue or green fish)?
6/9 or 2/3
3(-4)+(-5) - 2
-19
What is scale factor?
The number you MULTIPLY by to enlarge or reduce a shape/value
Make an equation to show the relationship between x and y.
1.5x=y
Write an expression. Simplify fully.
2x^2-3
There are red, blue, and yellow marbles in a bag. If P(red or blue) is 3/5, what is P(yellow)?
Write you answer as a fraction, decimal, and percent.
2/5, 0.4, 40%
2(8 + 2 (-6)) + -3 - 2
-13
Write 3 ratios of the corresponding sides of the shapes below. Assume the left shape is the original and the right shape is the copy.
15/10, 9/6 , 12/8
Find the exact unit rate.
8
Simplify:
2(x+5)+3x^2-2x-4+x^2-(-1)
4x^2+7