Answer:
the answer is 8 7/8
Step-by-step explanation:
20:12
i think. 20 being the number of total students to 12 which is the number of boys
Answer:

Step-by-step explanation:
Given
2 number die
Required
P(Sum = 4)
The sample space of 2 die is:


The pairs that adds up to 4 are:


So, the probability is:


Answer:
R n S = {20}
Step-by-step explanation:
n in sets means same elements found in the sets which are being compared