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noor by Noor 

result = ask "How many numbers would you like to average?"
alert result
result = result.to_i

count = 0
result2 = 0

result.times do
result1 = ask "Please enter the next number"
result2 = result2.to_i + result1.to_i
count += 1
end

alert result2

average = result2.to_f / result.to_f

alert "The average of the " + result.to_s + " numbers you entered is " + average.to_s