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SAT Math Practice Question #32086 - SATify | SATify

#32086

algebra

modeling

word problem

percentage

exponential

functions

easy

45 sec

The value of a collectible card decreases by 10% each year. If its current value is $500, w hi c h e q u a t i o nm o d e l s t h e v a l u e$ V(t) $o f t h ec a r d a f t er$ t $ye a rs ?$

A.

$V (t) = 500 (0.10)^{t}$

B.

$V (t) = 500 (0.90)^{t}$

C.

$V (t) = 500 (1.10)^{t}$

D.

$V (t) = 0.90 (500)^{t}$