Long division 639 divided by 8
2 answers:
You might be interested in
7 English and 6 Science
There are 7 * 6 ways this can be put together. Which makes 42.
Take a look at the diagram below. There are 6 possible science teachers that the student could choose after choosing E1 which is the first English teacher. Each of the remaining 6 english teachers also allow for 6 science teachers.
6*7 = 42
