The cost of a pack of chewing gum in a vending machine is $0.75.the cost of a bottle of juice in the same machine is $1.25.julia has $22.00 to spend on chewing gum and bottles of juice for her team and she must buy seven packs of chewing gum. if b represents the number of bottles, which inequality represents the maximum number of bottles she can buy?
a. 0.75b+1.25(7)≥22
b. 0.75b+1.25(7)≤22
c. 0.75(7)+1.25b≥22
d. 0.75(7)+1.25b≤22