Answer:
Lai yee : 45
Khadijah : 15
Step-by-step explanation:
Here is the Explanation
First reduce it.
10:7 In a sense that is about as far down as you can go
You could however make it 1 3/7 to 1
Answer:
66045 ways
Step-by-step explanation: There are actually total of 37 student, and total of 4 jobs. But if the jobs are to be done by only one person each, then we are selecting 4 students.
So the number of ways of selecting 4 out of 37 using combination is
=37C4
=37!/(37-4)!(4!)
=37!/33!4!
=66045