Given two numbers, and , which of the following must be true?
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1 mark, −0.25MathematicsQuantitative aptitude and data reasoningNumber properties, surds and number seriesEasyabout 1 min
JNU SSS 2012 Question 20: Quantitative aptitude and data reasoning
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Given two numbers, a = (3√7 + 4√7)² and b = 343, which of the following must be true? (A) a > b (B) b > a (C) a = b/2 (D) a = b
Also written as: Given two numbers, a = (3sqrt(7) + 4sqrt(7))^2 and b = 343, which of the following must be true?
Quantitative aptitude and data reasoning has come up 92 times in 6 exams since 2008.
What this question tests
This question is on Number properties, surds and number series, part of Quantitative aptitude and data reasoning in Mathematics.
Properties of integers and surds, and finding the next term in a series.
TestStop has 12 past-paper questions on this subtopic.
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Question from the JNU SSS 2012 paper. Solutions are TestStop's own. Not affiliated with or endorsed by any examination authority.