Answer:
- A variable is an aspect of an individual subject or being measu.
Whereas
Individual is a member of the population of interest.
- Typically, we use a single letter to represent a variable.
Whereas
Variable are characteristics of individual.
- There are 2 types of variable : quantitative categorical
Whereas
Individual does not have any type.
1% of $32K is $320
5% of $32K is $1600
$1600 + $320 = 6%
TOTAL IS $1920
Sarah's expenses are 2130/3120×100% = 68.3% of her income.
The amount left over is 100% - 68.3% = 31.7%
—4 and -5= -9 then 8p-6p=2p and 2p+20p= 22p-9