Thursday

April 24, 2014

April 24, 2014

Posted by **Chevy** on Tuesday, November 1, 2011 at 6:53am.

Purchase price $15,375

After t years of ownership:

Age of car: Value:

0 15,375

4 7,687.50

8 3,843.75

If P is price after t years, Which would be a good model for the values above?

a) P(t) = 15,375 (2)^t

b) P(t) = 15,375 (1/2)^t

c) P(t) = 15,375 (1/2)^t/4

d) P(t) = 15,375 (2)^t/4

- math -
**Reiny**, Tuesday, November 1, 2011 at 9:03amThe general formula for a "half-life" problem is

Value = original(1/2) ^(t/k) , where k is the half-life period.

so what do you think?

- math -
**chevy**, Tuesday, November 1, 2011 at 4:46pmI think C

**Related Questions**

Actuarial Math - The sum of the accumulated value of 1 at the end of four years ...

algebra - painting is purchased for $250. If the value of the painting doubles ...

Math - A computer depreciates (loses its value) at a rate of 50% the original ...

Pre Cal(please show me the work) - At the show a basketball card dealer tells ...

Poem - To realize To realize the value of ten years:Ask a newly divorced couple...

Math - Lena Horn bought a Toyota Tundra for $30,000 with an estimated life of 5 ...

math - Lena Horn bought a Toyota Tundra for $30,000 with an estimated life of 5 ...

math - four diesel ships left a port at noon;january2,1953.the first ship ...

algebra - If x dollars is deposited every four weeks (13 times a year) into an ...

business math 205 - Calculate the future of the following Ordinary Annuities. ...