multiple if examples in Ruby

if_if_if.rb

# question 1, answer: 4
if 2 + 2 == x
  alert "Correct!"
else
  alert "Incorrect!"
end

# question 2, answer: 11
if 4 + 7 == x
  alert "Correct!"
else
  alert "Incorrect!"
end

# question 3, answer: 10
if 7 + 3 == x
  alert "Correct!"
else
  alert "Incorrect!"
end