PLEASE HELP! The local toy store has a bin of toy vehicles for sale. The bin holds b bikes and c cars. If the store sells of the vehicles in the bin, which expression represents the number of vehicles remaining in the bin?
A. 2/3 (bc)

B. 1/3 (bc)

C. 2/3 (b+c)

D. 1/3 (b+c)

Item 1 which question could the expression 1000n answer? let n = the number of gallons of gas used. how many miles per gallon did the car get driving 1000 miles? let n = the number of grams of food needed for each dog. how many grams of food are needed to feed 1000 dogs? let n = the number of people at the show. how many empty seats were there at the show if there are 1000 seats at the theater? let n = the number of seats at the theater. how many empty seats will there by if 1000 people come to the show?