It was agreed that these four must not have to pay for

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A grade 11 class, on a field trip to Montreal, had lunch in a restaurant. The bill came to $239.25. Four students had birthdays that day, and it was agreed that these four should not have to pay for lunch. The other students had to pay $1 more than if all the students had paid. How many students had lunch?

Reference no: EM13473705

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