eighteen
40
5
There would be 6 boy students and 18 girl students in the class.
Well, honey, to select 5 students from a class of 23, you're looking at a good old-fashioned combination problem. So, the number of ways a teacher can select 5 students from a class of 23 is 23 choose 5, which equals 3,359 ways. So, get those students ready to shine on that bulletin board!
There are 11880 ways.
10
eighteen
There are 4845 ways to choose 4 people out of 20 20 choose 4 = 20! / (4!16!)
40
5
It means "how many students are in the class" in Spanish.
There would be 6 boy students and 18 girl students in the class.
How many students are in the Spanish class
Well, honey, to select 5 students from a class of 23, you're looking at a good old-fashioned combination problem. So, the number of ways a teacher can select 5 students from a class of 23 is 23 choose 5, which equals 3,359 ways. So, get those students ready to shine on that bulletin board!
about 39% students skip class
The answer is 4,960.