Question
There were 38 kids in a fast food restaurant. Every kid ordered at least one type burger. Mr Lin received order for 20 taco burgers and 30 chicken burgers. How many kids ordered the chicken burger only?
4 m

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There were 38 kids in a fast food restaurant. Every kid ordered at least one type burger. Mr Lin received order for 20 taco burgers and 30 chicken burgers. How many kids ordered the chicken burger only?