#!/usr/bin/env ruby BEGIN { puts "Date and time: " + Time.now.to_s } def bmi( weight, height ) 703.0*( weight.to_f/(height.to_f**2)) end my_bmi = bmi( 196, 73 ) puts "Your BMI is: " + x = sprintf( "%0.2f", my_bmi ) END { puts "You've got some work ahead of you." }