Elementary school:
27% = 207/100 x 27 = 55.89 = 56 teachers
Middle school:
35% = 207/100 x 35 = 72.45 = 72 teachers
High school:
38% = 207/100 x 38 = 78.66 = 79 teachers
answer =15 books
Step-by-step explanation:
3/4 * 20 = 60 / 4= 15 books
Answer:
70 degrees.
Step-by-step explanation:
Hello!
It says that this triangle is a right triangle. That means one angle is 90°. Since there are 180° in a triangle, all we have to do is subtract 90 + 20 from 180.
90 + 20 = 110
180 - 110 = 70.
So the medium angle is 70°.
Hope this helps!
Answer:
0.5
C
Step-by-step explanation:
Reduce the expression, if possible, by cancelling the common factors.
Answer:
B
Step-by-step explanation:
X∩Y is the intersection of X and Y which contains only the common elements
X∩Y = { }
Since there are no common elements