Equivalent Fractions
Ratios
Proportional Relationships
100
Simplify this Fraction:
8/14
What is 4/7
100
In geometry class, the girl to boy ratio is 9 to 4. If there are 45 girls, how many boys are there?
What is 20 boys
100
On a graph, the line has to go through what to be proportional?
What is the origin or point 0,0
200
Simplify this Fraction:
32/48
What is 2/3
200
The ratio of the number of girls to the number of boys in a chess club is 3 to 2. There are 14 boys in the chess club, What is the number of girls in the chess club?
What is 21 girls.
200
Another name for constant of proportionality is..
What is unit rate
300
Solve for x:
5/8= x/64
What is 40
300
For every 3 chocolate chip cookies that Angel bakes, he bakes 2 oatmeal raisin cookies. Is he bakes 80 oatmeal raisin cookies, how many chocolate chip cookies did he bake?
What is 120 chocolate chip cookies
300
Which machine is a proportional relationship and what is its constant of proportionality?
What is machine Q and a constant of proportionality of 6
400
Solve for x:
16/24= x/27
What is 18
400
The ratio of cats to dogs that are in the shelter is 5 to 3. If there are 48 total animals, how many more are cats?
What is 12 more cats than dogs
400
What are the three things to remember with proportional relationships?
What is
1. The ratio of y to x is constant through all ordered pairs
2. The graph will pass through the origin (0,0)
3. The equation is linear (a straight line) and can be written in the form of y=mx
500
3/ 1/4= x/1
What is 12
500
For every 4 books that Kenisha reads, she reads 3 magazines. If she read 21 magazines, how many total publications did she read?
What is 49
500
Is this a proportional relationship? If yes, what is the constant of proportionality? If no, why not?
What is no because the ratio of y to x is not constant