Lemma
MediumDecimals & percentages
GSM8K train #6206 · Arithmetic · Decimals & percentages

Mark realizes that a lot of the friends on his friends list…

Mark realizes that a lot of the friends on his friends list are people he doesn't talk to anymore. He keeps 40% of his friends list and then contacts the rest. Of those only 50% respond. He removes everyone who did not respond. If he had 100 friends how many does he have left after the removal?

~8 minAnswer checked instantly

GSM8K — Grade School Math 8K (Cobbe et al., OpenAI, 2021) · train #6206

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