Free Practice Question
PS · Problem Solving
705-805
Divisibility/Multiples/Factors
What is the remainder when is divided by 22?
Answer Choices
Correct answer marked belowA
0
B
1
C
10
11
Correct
E
21
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Explanation
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Official Explanation
Official
What is the remainder when is divided by 22?
Observe that within the parentheses, we have the sum of 10 odd numbers, which results in an even number.…
Observe that within the parentheses, we have the sum of 10 odd numbers, which results in an even number.…
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What it tests
Your understanding of divisibility rules, least common multiples, and greatest common factors.
Common trap
Forgetting that 1 is not prime and that every integer divides 0.
Details
Difficulty
705-805
Type
PS
Category