Answer:
There are 40 students in the class.
Step-by-step explanation:
We are given the following in the question:
Percentage of class that failed = 15%
Percentage of class that made mistakes but did not fail = 25%
Number of students that got perfect score = 24
Percentage of students that got perfect score =
Let x be the total number of students in the class.
Then, we can write:
Thus, there are 40 students in the class.
Answer:
real, rational
Step-by-step explanation:
Without knowing what the average number of students is, we know the number must be a real number, and must be rational. (An average of integers is always the ratio of two integers.) It may or may not be a natural number, whole number, or integer.
The graph is the space between (and including) the lines
... 5x + y = -1
... 5x + y = 11
820.681 in expanded form would look like this:
Answer:
B
Step-by-step explanation:
5 pi > 15
5 * 3.14 > 15
15.7 > 15
