Answer:
45
Step-by-step explanation:
9x60=540
540/12= 45
Answer:
Ta có: P (
A
) P (
B
) = 0
,
12
. Vì P (
A
B
) = 0
,
2 ≠ 0
,
12 = P (
A
) P (
B
)
nên hai biến cố A và B không độc lập với nhau.
Step-by-step explanation:
X = number of servers
y = number of guests

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There must be at least 1 server for every 12 tables:
Answer:
can't see that
Step-by-step explanation:
Step-by-step explanation:
open brackets and work out