null created by barbchoy - https://repl.it/Br7M/3332

time_conversion.rb

# Write a method that will take in a number of minutes, and returns a
# string that formats the number into `hours:minutes`.
#
# Difficulty: easy.

def time_conversion(minutes)
  hour=0
  mins=0
  string_hr_mins=""
  hour=minutes/60
  mins=minutes%60
  if mins===0
    mins="00"
    string_hr_mins="#{hour}:00"
  else
    string_hr_mins="#{hour}:#{mins}"
  end

  return string_hr_mins
end

# These are tests to check that your code is working. After writing
# your solution, they should all print true.

puts("\nTests for #time_conversion")
puts("===============================================")
    puts('time_conversion(15) == "0:15": ' + (time_conversion(15) == '0:15').to_s)
    puts('time_conversion(150) == "2:30": ' + (time_conversion(150) == '2:30').to_s)
    puts('time_conversion(360) == "6:00": ' + (time_conversion(360) == '6:00').to_s)
puts("===============================================")