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SAT® Subject Test in Math 1 & 2

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Moderate

Identifying Numbers

SATSTM-1ZQNTQ

For the addition problem below $\text{X}$, $\text{Y}$, $\text{Z}$, and $\text{W}$ are all different digits. For this sum to be true, what must be the sum of $\text{X}$, $\text{Y}$, $\text{Z}$, and $\text{W}$?

A

$23$

B

$22$

C

$20$

D

$18$

E

$17$