If Milly gives Tilly $60 the money they have is in the ratio 2:1; however, if Tilly gives Milly $10 the ratio is 1:3. How much money have Milly and Tilly before they exchange any money?

Milly $620 Tilly $220

Form the equations using the given data Let x be the money of Milly and y be the money of Tilly, so x-60:y+60=2:1 and x+10:y-10=3:1 Solving these two equations you will get the answer. Instead of solving you can also substitute the values from check for the correct ans.