sentence1: Srinivas saves one coin of 5 on first day of the
  week , three coins of 5 on the second day of the week .
  Five coins of 5 on third day and so on
sentence2: Srinivas saves one coin of 8 on first day of the week , three coins of 5 on the second day of the week . Five coins of 5 on third day and so on