The square root of a number is 2k. What is half of the number
\(\sqrt{\frac{k}{2}}\)
\(\sqrt{k}\)
\(\frac{1}{2}k^2\)
2k2
Correct answer is D
Let the number be x.
\(\sqrt{x} = 2k \implies x = (2k)^2\)
= \(4k^2\)
\(\frac{1}{2} \times 4k^2 = 2k^2\)
Nigeria General Knowledge Questions and Answers
Abstract Reasoning Questions and Answers
Situational Judgement Questions and Answers
Spatial Reasoning Questions and Answers
Microsoft Office Questions and Answers
Puzzles Questions and Answers
Verbal Reasoning Questions and Answers
Typing Speed and Accuracy Test
Data Interpretation Questions and Answers
Quantitative Reasoning Questions and Answers
Personality Test
Numerical Reasoning Questions and Answers
Logical Reasoning Questions and Answers
See all →