Let x = (633)24 - (277)38 + (266)54. What is the units digits of x?

x = (633)24 - (277)38 + (266)54 x = 1 - 9 + 6 x = 7 - 9 x = . . . . . 7 - 9 x = 17 - 9 x = 8

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This question belongs to Arithmetic Ability Number System

Number System

?

Let x = (633)²⁴ - (277)³⁸ + (266)⁵⁴. What is the units digits of x?

A) 8 B) 6 C) 4 D) 7

Answer & Solution

Correct Answer: Option A

x = (633)²⁴ - (277)³⁸ + (266)⁵⁴
x = 1 - 9 + 6
x = 7 - 9
x = . . . . . 7 - 9
x = 17 - 9
x = 8

Question posted by Examveda

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