Aptitude  Number series  Practice Q&A - Easy

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1. The smallest 3 digit prime number is:

101 103 109 113
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2. Which one of the following numbers is exactly divisible by 11?

235641 245642 315624 415624
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3. (?) - 19657 - 33994 = 9999

63650 53760 59640 61560
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4. $\dfrac{753 \times 753 + 247 \times 247 - 753 \times 247}{753 \times 753 \times 753 + 247 \times 247 \times 247}$=?

$ \dfrac{1}{1000} $ $ \dfrac{1}{506} $ $ \dfrac{253}{500} $ None of these
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5. (?) + 3699 + 1985 - 2047 = 31111

34748 27474 30154 27574
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6. 107 x 107 + 93 x 93 = ?

19578 19418 20098 21908
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7. How many of the following numbers are divisible by 3 but not by 9 ?
2133, 2343, 3474, 4131, 5286, 5340, 6336, 7347, 8115, 9276

5 6 7 None of these
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8. $\dfrac{(963 + 476)^2 + (963 - 476)^2}{(963 \times 963 + 476 \times 476)}$=?

1449 497 2 4
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9. 8597 - ? = 7429 - 4358

5426 5706 5526 5476
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10. The smallest prime number is:

1 2 3 4
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