Answer:
A)

B)
Explanation:
Admission charges = $3
Cost of activity ticket purchased = $0.25 per ticket
Given that
represents the number of activity tickets purchased.
Using unitary method.
If 1 ticket costs = $0.25
∴
tickets purchased will cost in dollars =

∴ Total cost of attending the event =
=

By commutative property the expression can also be written as
[As
]