1
Q
What is percentage change
A
When you know the original and the new number/figure and you must find by what % it has increased or decreased
2
Q
What is reverse percentage change
A
Reverse percentage change is when you know the new value/figure and what % it has increased or decreased by and you must find the original value
3
Q
What is directly proportional
A
As one amount increases; another amount increases at the same rate
4
Q
What is the constant of proportionality
A
The value that relates the two amounts
5
Q
What is k
A
Constant of a proportion
UCAT
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