A unit rate is a comparison where the second value is 1. This could be miles driven per hour (one hour), the cost of one apple, the words you can type in a minute. Unit rates are helpful when trying to compare two quantities.
It can lie between any number lower than it and any number high than it.
For example, 419 and 421
Answer:
3
Step-by-step explanation:
Interval simply represent the set of numbers containing all numbers between any two numbers.
The representations of
are
and 
From the question, we have:
![(-\infty, -6]](https://tex.z-dn.net/?f=%28-%5Cinfty%2C%20-6%5D)
The above representation is in interval notation.
The interpretation is that;
The highest number in the interval is -6
The equivalent using set notation is:

The equivalent using inequalities is:

Read more about intervals at:
brainly.com/question/17249352
Answer:
80%
Step-by-step explanation:
We know that Evelyn paid off $24 of the $30. To find the percentage, we divide the part by the whole and then multiply by 100. The multiplying by 100 is optional, but it just makes the calculation easier. In this case, the part is 24 and the whole is 30, so our expression would be
, or 80%. Hope this helps!