Answer:
Step-by-step explanation:
band alone 11
choir alone 17
band and choir alone 4
band and math alone 7
math and choir alone 6
band choir and math 3
math alone 9 from 11+4+10+6+17 + M = 57
so
2 classes = 4+7+6 = 17
17 students take exactly two classes with Mr. Green
The first one on the right
If b is greater, then it will be to the right of a
No because irrational cant be a simple fraction and 9/15
is 0.6
so... it is not irrational
