Aptitude  Number series  Practice Q&A - Easy

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11. 12345679 x 72 = ?

88888888 888888888 898989898 9999999998
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12. Which one of the following is the common factor of (4743 + 4343) and (4747 + 4347) ?

(47 - 43) (47 + 43) (4743 + 4343) None of these
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13. -84 x 29 + 365 = ?

2436 2801 -2801 -2071
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14. In a division sum, the divisor is 10 times the quotient and 5 times the remainder. If the remainder is 46, what is the dividend ?

4236 4306 4336 5336
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15. 4500 x ? = 3375

$ \dfrac{2}{5} $ $ \dfrac{3}{4} $ $ \dfrac{1}{4} $ $ \dfrac{3}{5} $
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16. 9+$\dfrac{3}{4}$+7+$\dfrac{2}{17}$-$\left(9+\dfrac{1}{15}\right)$=?

7 +$ \dfrac{719}{1020} $ 9 +$ \dfrac{817}{1020} $ 9 +$ \dfrac{719}{1020} $ 7 +$ \dfrac{817}{1020} $
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17. How many prime numbers are less than 50 ?

16 15 14 18
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18. $\left(800 ÷ 64\right)$ x $\left(1296 ÷36\right)$ = ?

420 460 500 None of these
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19. Which natural number is nearest to 8485, which is completely divisible by 75 ?

8475 8500 8550 8525
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20. Which of the following numbers is divisible by each one of 3, 7, 9 and 11 ?

639 2079 3791 37911
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