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Microeconomics

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Moderate

Digit Values 4

GMAT-OGEWFY

Say we have a number $a=46r.r7$, where $r$ represents a digit from $0$ to $9$.

If $a$ leaves a remainder greater than $4$ when dividing by $10$ and rounds down to the nearest whole number, what is $r$?

A

$2$

B

$3$

C

$4$

D

$5$

E

$6$