Question

The price of a certain new car increases by the same amount each year. The first year it was ​$24,000 and in the 5th year it was ​$28,000. In which year will the car cost $30,000?

Answer 1

It increased in price by $4,000 in 4 years . That is by $1000 per year.

So in year 7 it will cost  28,000 + 2,000 = $30,000

Answer  7th year.