# GCSE maths test

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How do you work out the mean?
By adding all the numbers together and divide the answer by the amount of numbers there are.
1 of 11
How do you work out the mode?
By looking for which number appears most.
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How do you find the median?
By placing all the numbers in numerical order and crossing off a number off from the opposite side until you reach the middle number/numbers.
3 of 11
How do you find the range?
By subtracting the lowest number form the highest number.
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How do you find the area of a triangle?
By multiplying half of the base by the perpendicular height.
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How do you find the area of a rectangle?
By multiplying the base by the height.
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What is the event?
Something that is happening.
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What are outcomes?
What could come out.
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What are favourable outcomes?
The outcomes that you are looking for.
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If there are 10 doors and behind 2 of them is a prize and the rest are slime, what is the probability that I will get slime?
8 in 10
10 of 11
In what other way can you write 8 in 10?
8/10
11 of 11

## Other cards in this set

### Card 2

#### Front

How do you work out the mode?

#### Back

By looking for which number appears most.

### Card 3

#### Front

How do you find the median?

### Card 4

#### Front

How do you find the range?

### Card 5

#### Front

How do you find the area of a triangle?