Step 1
Use the ratio of the number to the percentage to get the required answer.

Where,

Step 2
Get the required answer

The number of students that got B or a better grade on the test = 19 students rounded to a whole number.
Answer:
We can't see the equation to answer it
Answer:
The 4th graph represent the function f(x)=1/3|x|
Answer: 52 and 793.25
Step-by-step explanation:
Answer:

Step-by-step explanation:
simplifies to 
so 
1 is a whole number as it is a number without fractions, or is an integer.