Question
The ratio of the number of wafers to the number of shortbreads in a bakery was 4 : 5. After 3 wafers and 5 shortbreads were packed into each box, there were a total of 13 wafers and 5 shortbreads left. Find the total number of wafers and shortbreads in the bakery at first.
4 m

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The ratio of the number of wafers to the number of shortbreads in a bakery was 4 : 5. After 3 wafers and 5 shortbreads were packed into each box, there were a total of 13 wafers and 5 shortbreads left. Find the total number of wafers and shortbreads in the bakery at first.