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ent the cost of renting a videoke machine as
ee for hiring a guide to explore a cave is P700. A guide can
e care of a maximum of 4 persons, and additional guides can
d as needed. Represent the cost of hiring guides as a function
umber of tourists who wish to explore the cave.
cost of hiring a catering service to serve food for a party is
er head for 20 persons or less, P130 per head for 21 to 50
s, and P110 per head for 51 to 100 persons. For 100 or more
s, the cost is at P100 per head. Represent the total cost as
ise function of the number of attendees of the party.
ACTICE EXERCISE 1.2
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