Answer:
63.375 or $63.38
Step-by-step explanation:
Multiply the two numbers
Answer:
Second option:
Step-by-step explanation:
Let be "x" the number of candy bars Brady sold on Saturday.
For this exercise you need to analize the information provided in the exercise.
According to the information provided, Brady gets paid $2 for every candy bar he sells. This can be expressed as:

You know that Brady made a total of $90 on Saturday; this mean the product of
is 90.
Based on this, you can write the following equation that represents the number of candy bars Brady sold on Saturday:

Observe that this matches with the second option.
So here’s a example and formula
Randomly assigned group. the art class isn't random and only consists of a select type of people--it is not a representative sample; maybe more left handed people enjoy art than do right handed people! therefore, even though the randomly assigned group is smaller, it is the better estimate.
You can do 3 quarter's and 9 nickels. or 12 dimes or half dollar and quarter and 9 nickels