Answer:
110 students
Step-by-step explanation:
The number of students who have only taken calculus is given by the number of students who have taken calculus minus the students who have taken both classes:

The number of students who have only taken discrete mathematics given by the number of students who have taken discrete mathematics minus the students who have taken both classes:

The number of students that have taken a course in either calculus or discrete mathematics is:

Step-by-step explanation:





Answer:
I think is scalene and acute
25/30 divided by 5/5 = 5/6
5+6=11
6-5=1
answer=5/6
There are at least 4 queens in a deck of cards (spades, club, diamond, and hearts) in each of the groups there thirteen cards. given that 13(4) is 52 cards in total 48 of them Are not queen. So 48/4 is 12. I divided them because the four groups. I think it should be 12 cards.