ex3.rb

puts "I will now count my chickens:"

puts "Hens", 25+30/6 #maths
puts "Roosters", 100-25*3%4 #maths, answer appears on following line
#% is a mod, it tells you to divide, and discard the dividend, but keep the remainder
puts "Now I will count the eggs:"

puts 3+2+1-5+4%2-1/4+6

puts "Is it true that 3+2<5-7?"

puts 3+2<5-7 #when a < or > is involved, a true of false is given

puts "What is 3+2?", 3+2
puts "What is 5-7?", 5-7

puts "Oh, that's why it's false."

puts "How about some more."

puts "Is it greater?", 5>-2
puts "Is it greater or equal?", 5>=-2
puts "Is it less or equal?", 5<=-2

#floating point 20.0 as opposed to 20