Basic Ratios
This is the comparison of two quantities by division.
What is a ratio?
If you double both terms of the ratio 2:3, this is the new ratio.
What is 4:6?
In a class of 12 girls and 8 boys, the ratio of girls to boys is this.
What is 3:2?
The ratio 2:6 scales to this when each term is multiplied by 2.
What is 4:12?
The ratio 3:1 means this many parts are given for every 1 part of the other.
3
The ratio 4:10 is equivalent to this when simplified.
What is 2:5?
If you have 40 apples and 10 are rotten, the ratio of fresh apples to rotten apples is this.
4:1
The simplified form of the ratio 45:60 using scaling.
What is 3:4?
This is how you express the ratio 4:5 as a fraction.
What is 4/5?
Multiply both terms of the ratio 5:8 by 2 to get this equivalent ratio.
What is 10:16?
In a recipe, if you need 2 cups of sugar for every 3 cups of flour, this is the ratio of sugar to flour.
What is 2:3?
If you scale the ratio 1:4 by multiplying by 5, this is the result.
5:20
The simplest form of the ratio 8:4.
What is 2:1?
Getting the simple form of the ratio or other form.
starts with E
Equivalent ratio
If there are 15 red marbles and 20 blue marbles, the ratio of red to total marbles is this.
3:7
If you reduce the ratio 18:24 by dividing each term by 6, you get this.
3:4
This is the equivalent fraction for the ratio 90:120 when simplified.
What is 3/4?
If the ratio is 74:37, this is the simplest form you can scale it to.
What is 2:1?
A mixture consists of water and juice concentrate in a ratio of 4:1, this is the total fraction of the mixture that is juice concentrate.
1/5
Scaling the ratio 60:150 by dividing by 3 gives you this ratio.
What is 20:50?