Name: SAT Math Help & School Math Mastery
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#30745

applications

functions

exponential

medium

75 sec

The concentration of a chemical in a solution is given by $C (h) = 150 (1.025)^{h}$ , where $h$ is the number of hours after mixing. Which of the following functions best models the concentration of the chemical $d$ days after mixing?

A.

$C (d) = 150 (1.025)^{d}$

B.

$C (d) = 150 (1.025)^{d /24}$

C.

$C (d) = 150 (1.025)^{24 d}$

D.

$C (d) = 150 (1.025)^{d + 24}$