Question
Mrs Seth bought 7 packets of mochi balls. There are 10 mochi balls in each packet. She gave 25 of the mochi balls to her children and some to her pupils. She had 15 mochi balls left. How many mochi balls did she give to her pupils?
4 m

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Mrs Seth bought 7 packets of mochi balls. There are 10 mochi balls in each packet. She gave 25 of the mochi balls to her children and some to her pupils. She had 15 mochi balls left. How many mochi balls did she give to her pupils?