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3. A bus company will charter a bus that holds 52 people to groups of 34 or more. If a group contains exactly 34 people, each person pays $65. In large groups, everybody's fare is reduced by $1 for each person in  excess 34. Determine the size of the group for which the bus company's revenue will be greatest.
(A) 34 with revenue $2210.
(B) Groups of 49 or 50 with revenue $2450.
(C) Groups of 49 or 50 with revenue $2210.
(D) 34 with revenue $2450.



3. A bus company will charter a bus that..-阿摩線上測驗