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Analyze Remainder Cycles and Units Digits
Grade Level
GRE
QR.018 Analyze Remainder Cycles and Units Digits
0%
Skill Level
🔴 Hard
00:00
Progress to Next Level
25% to Medium
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Medium
Hard
Mastery
100%
For how many positive integers n ≤ 60 do 2
n
and 8
n
have the same units digit?
A
15
B
30
C
20
D
45
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