Proportion

Georgia Freeman
Mind Map by , created over 5 years ago

GCSE Math (Statistics) Mind Map on Proportion, created by Georgia Freeman on 02/02/2014.

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Georgia Freeman
Created by Georgia Freeman over 5 years ago
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Proportion
1 ALWAYS...
1.1 1. Write down the statement of proportionality and then the formula
1.2 2. Substitute the values you are given
1.3 3. Solve the equation to find k
1.4 4. Write down the formula using the value of k
1.5 5. Use your formula to find any unknown values
2 Two quantities are in DIRECT PROPORTION when both quantities increase at the same rate
3 Two quantities are in INDIRECT PROPORTION when one quality increases at the same as the other quality decreases
4 DIRECT PROPORTION graphs
4.1 -Straight line
4.2 Passes through the origin
4.3 K is the gradient of the line

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