Answer:
The probability is 
Step-by-step explanation:
From the question we are told that
The percentage of parents that have one child under 18 in their homes is k = 15%
The percentage of parents that have two children is T = 65%
The percentage of parents that have three or more children is Y = 20%
Generally the probability that any given family who is selected have two or more children at home is mathematically evaluated as

=> 
=> 
Answer:
i cant read spanish. sorry
Step-by-step explanation:
I think 6x+7x because i think u distribute
Answer:
35
Step-by-step explanation:
55-[(5x2x3)-5x2]
55-[30-5x2]
55-20
35
Answer:
yes
Step-by-step explanation: