Question
Anna has more than 30 but less than 40 mochi balls. If she puts them equally into packets of 7, she would be short of 4 mochi balls. If she puts them equally into packets of 10, she would have 8 extra mochi balls. How many mochi balls does Anna have?
4 m

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Anna has more than 30 but less than 40 mochi balls. If she puts them equally into packets of 7, she would be short of 4 mochi balls. If she puts them equally into packets of 10, she would have 8 extra mochi balls. How many mochi balls does Anna have?