.rb

# Write a method, adult_in_group?(people), that accepts an array containing people.
# The method should return true if there is at least 1 person with an age of 18 or greater.
# The method should return false otherwise.

def adult_in_group?(people)
    people.each do |arr|
        arr.each do |key, value|
        if(arr["age"] >= 18) 
            return true
        end
    end
    end
    return false
end 

people_1 = [
    {name: "Jack", age: 17},
    {name: "Jill", age: 21},
    {name: "Alice", age: 15},
    {name: "Bob", age: 16}
]
p adult_in_group?(people_1)    # => true

people_2 = [
    {name: "Jane", age: 12},
    {name: "John", age: 13},
    {name: "Ashley", age: 10},
    {name: "Bill", age: 16}
]
p adult_in_group?(people_2)    # => false



ERROR:

Rickys-MacBook-Pro:ricky_arora_advanced_methods_exercise Rtyer$ ruby 02_adult_in_group.rb 
Traceback (most recent call last):
        5: from 02_adult_in_group.rb:22:in `<main>'
        4: from 02_adult_in_group.rb:6:in `adult_in_group?'
        3: from 02_adult_in_group.rb:6:in `each'
        2: from 02_adult_in_group.rb:7:in `block in adult_in_group?'
        1: from 02_adult_in_group.rb:7:in `each'
02_adult_in_group.rb:8:in `block (2 levels) in adult_in_group?': undefined method `>=' for nil:NilClass (NoMethodError)