Length of GH is also 11 meters
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

=> 
=> 
-3.8 - 0.5m <== ur expression
the variable (m) represents number of minutes
5% = 0.05
50 x 0.05 = $2.50
Total tax will be $2.50
Total amount he will pay = 50 + 2.50 = $52.50