Basic Maths and Reasoning MCQs (page 45 of 212)

Percentages, ratios, averages, profit and loss, speed and time, number series and simple logical reasoning, with the working shown for every answer.

Practise 10 questions Timed test

4,221 questions. Select an option to check your answer, or open "Show answer". Showing 881–900.

881.
What is the square of 31?
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Answer: C. 961
31 × 31 = 961.
882.
What is the square root of 961?
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Answer: C. 31
31 × 31 = 961, so √961 = 31.
883.
What is the square of 32?
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Answer: B. 1,024
32 × 32 = 1,024.
884.
What is the square root of 1,024?
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Answer: B. 32
32 × 32 = 1,024, so √1,024 = 32.
885.
What is the square of 33?
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Answer: C. 1,089
33 × 33 = 1,089.
886.
What is the square root of 1,089?
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Answer: C. 33
33 × 33 = 1,089, so √1,089 = 33.
887.
What is the square of 34?
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Answer: B. 1,156
34 × 34 = 1,156.
888.
What is the square root of 1,156?
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Answer: B. 34
34 × 34 = 1,156, so √1,156 = 34.
889.
What is the square of 35?
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Answer: C. 1,225
35 × 35 = 1,225.
890.
What is the square of 36?
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Answer: B. 1,296
36 × 36 = 1,296.
891.
What is the square root of 1,296?
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Answer: C. 36
36 × 36 = 1,296, so √1,296 = 36.
892.
What is the square of 37?
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Answer: C. 1,369
37 × 37 = 1,369.
893.
What is the square root of 1,444?
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Answer: A. 38
38 × 38 = 1,444, so √1,444 = 38.
894.
What is the square of 39?
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Answer: B. 1,521
39 × 39 = 1,521.
895.
What is the square root of 1,521?
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Answer: B. 39
39 × 39 = 1,521, so √1,521 = 39.
896.
What is the square of 40?
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Answer: B. 1,600
40 × 40 = 1,600.
897.
What is the square root of 1,600?
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Answer: A. 40
40 × 40 = 1,600, so √1,600 = 40.
898.
What is the square of 41?
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Answer: B. 1,681
41 × 41 = 1,681.
899.
What is the square of 42?
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Answer: B. 1,764
42 × 42 = 1,764.
900.
What is the square root of 1,849?
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Answer: C. 43
43 × 43 = 1,849, so √1,849 = 43.