According to the national automobile dealers association, the average cost of a car in 2014 was $28,400. this was $1,600 less than six times the cost in 1975. what was the average cost of a car in 1975?

answer: first option i.e. 'a' is correct.

step-by-step explanation:

since we have given that

number of minutes to wrap a small gift box = 4 minutes

we need to find the number of gifts to be wrapped in 5 minutes

since there is a direct variation, as the number of minutes will increase with   number of gifts to be wrapped.

so, let the number of gifts to be wrapped in 5 minutes be x.

so, it becomes,

hence, first option 'a'   is correct.

493 would be the correct answer

step-by-step explanation:

35/2 is it i think maybe