<span>A number is divisible by 9, if the sum is a multiple of 9 or if the sum of its digits is divisible by 9.
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Answer:
The expected number of men in the delegation is 0.86.
Step-by-step explanation:
Number of men = 3
Number of women = 4
A delegation of 2 is selected.
Let X be the number of men selected. So, the possible values of X are 0,1,2.



The expected number of men in the delegation is




Therefore, the expected number of men in the delegation is 0.86.
Answer:
−t+24
Step-by-step explanation:
Answer:40
Step-by-step explanation:
I think the answer is b 0.2(20)