Respuesta :

Answer:

Step-by-step explanation:

Cost of 4 oranges = $x

cost of 1 orange= x/4

Cost of 10 oranges = x/4*10 = $ 2.5x

Cost of a custard apple = $1.25

Cost of n custard apple = 1.25*n = 1.25n

Cost of 4 bananas = $3

Cost of a banana = 3/4 = $0.75

Cost of (3n +1) bananas = 0.75*(3n+1)  = 0.75* 3n + 0.75*1 = 2.25n  + 0.75

Cost of fruits = 2.5x + 1.25 n + 2.25n + 0.75

                      = 2.5x + 3.50n +0.75