one has a number line with box and whiskers on top and a histogram is sort of like a bar chart it has bars going up that it the difference
hope this helps!
Answer:
f
Step-by-step explanation:
To solve this problem you must apply the proccedure shown below:
1. You have the following expression given in the problem above:

2. You need to sum the fractions located on the left member, as following:


3. Simplify it and you will obtain a quadratic equation. Solve it by factor out
:

Therefore, the answer is: 
the correct answer is negative
Answer:
6/20, 9/30, 12/40, 15/50, 18/60, 21/70, 24/80, 27/90, 30/100