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Boeing 707 plane flies from Nairobi to South Africa. It has 600m² of cabin space and can carry 5000kg of luggage.

Boeing 707 plane flies from Nairobi to South Africa. It has 600m² of cabin space and can carry
5000kg of luggage. An economy class passenger gets 3m² of space is allowed 20kg of luggage.
A first class passenger gets 4m² of space and is allowed 50kg of luggage. There must be space for At least 50 economy class passengers.
Let x be the number of economy seats and y be the number of first class seats

(i) List down all inequalities that satisfy these conditions.
(ii) Use the grid provided below to represent the region where x and y must lie.
(iii) The profit per flight from an economy seat is sh.4000 and from a first class seat is sh.10000
Use your graph to determine the allocation of seats which will give maximum profit.

Answers

Wilfykil answered the question on September 11, 2019 at 10:13

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