Q1:
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321.9 written in standard form is
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A. 3.219 × 102 B. 3.219 × 10-2 C. 3.219 × 103 D. 3.219 × 100 |
Answer 1:
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Q2:
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(0.13)2=
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A. 0.0169 B. 0.169 C. 0.26 D. 1.69 |
Answer 2:
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Q3:
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Find the square root of 0.09
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A. 0.003 B. 0.03 C. 0.3 D. 8.1 |
Answer 3:
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Q4:
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Express the number 0.0129 in standard form.
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A. 1.29 × 10-2 B. 1.29 × 10-1 C. 1.29 × 10-3 D. 1.29 × 102 |
Answer 4:
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Q5:
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Multiply (4 × 10-2) by (5 × 10-5), giving the answer in standard form.
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A. 2 × 10-6 B. 2 × 10-5 C. 2 × 10-7 D. 2 × 1010 |
Answer 5:
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Q6:
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The reciprocal of 20 is
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A. 0.05 B. 0.02 C. 0.2 D. 0.5 |
Answer 6:
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Q7:
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What is / are the square root(s) of (-4)2 ?
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A. -4 B. -16 C. 4 D. 4 or -4 |
Answer 7:
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Q8:
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What is the cube root of 125?
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A. 25 B. 5 C. 42 D. 375 |
Answer 8:
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Q9:
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The first three prime numbers after 30 are:
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A. 31, 33, 37 B. 37, 41, 43 C. 31, 37, 43 D. 31, 37, 41 |
Answer 9:
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Q10:
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Which of the following is a natural number?
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A. -2.3 B. 5 C. 0 D. 5.5 |
Answer 10:
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