An automobile purchased for $39,000 is worth $2400 after 6 years. assuming that the car's value depreciated steadily from year to year, what was it worth at the end of the third year?

If m 17 27 90 63 ** picture is attached

What is the area of the triangle 10 13 12

Two cyclists 84 miles apart start riding toward each other at the samen time. one cycles 2 times as fast as the other. if they meet 4 hours later what is the speed (in miles) of the faster cyclists