Answer:
1,
,
.
Step-by-step explanation:
probability = 
Total number of persons in the party = n
a) Pr ( every person gets their phone back) = Pr (each person picks his phone ) multiplied by number of person
=
× n = 1.
No of first m persons to pick = m
No of last m persons to pick = 1 - m
b) Pr (first m persons to pick each gets their phones back) = 
c) Pr( first m persons get a phone belonging to last m persons) = 
Hello!
You have to find what the rule is
12/24 = 0.5
6/12 = 0.5
-6/-12= 0.5
They multiply x by 0.5
the rule is multiply x by 0.5 or y = 0.5x
Hope this helps!
Answer:
the retail price is $47.30
Step-by-step explanation:
Answer:
p=37
Step-by-step explanation:
to get p by its self, you would do:
p+36=73
-36=-36
p=37
Each notebook would be 68 cents because if you divide 15.85 into 3 you will get 2 cents then you add 1.23 then subtract .75