Question

A factory has x big buses and y small buses to provide transport for its workers. The factory has maximum 600 workers. The capacities of a big bus and a small bus are 40 and 30 passengers respectively. Given the number of big buses is at most 12 and the total number of buses is not more than 20. Show on graph paper, the feasible region, R. If the daily operation costs for a big bus and a small bus are RM 300 and RM 200 respectively, by using the graphical method, find the units of x and the units y to determine the daily minimum and maximum operation costs.​

Answer 1

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