Mike is on vacation and decides to rent a bike for part of the week. The rental cost is represented by the function c
(
d
)
=
25
+
20
d
, where d is the number of days of use and
c
(
d
)
is the total cost for d days of use. How much does the bike cost Mike if he uses it for 4 days?

Ican interpret and represent the remainder in division calculations sensibly for the context (eg 27.4 in calculating average height in cm: $27.44 if it represents an amount of money) solve the following problems. 15) the wildlife park charges $25.50 dollars per person to enter their park if the park made $15096 dollars today, how many people entered the park? 16) ms adams plus 2,230 other keen runners ran a marathon: between them they ran 94817.5km. how many km did each competitor run?