Answer:
He has number of points
Step-by-step explanation:
We have given that numbers from 3 to 9
So numbers will be 3,4,5,6,7,8,9
Here prime numbers are 3,5,7
And composite numbers are 4,6,8,9
So probability of getting prime number =
And probability of getting composite number
It is given that if he gets prime number then he get 1 point and if he get composite number then he loss 1 point '
So value of number of point he has =