Simplification | Aptitude Questions and Answers

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Q11. $\mathbf{\frac{4+4\times 18-6-8}{123\times 6-146\times 5}=?}$

A. 6.65

B. 1

C. 7.75

D. 2

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Correct Answer : 7.75

Q12. $\mathbf{100\times 10-100+2000\div 100=?}$

A. 29

B. 920

C. 979

D. 780

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Correct Answer : 920

Q13. $\mathbf{1\tfrac{3}{4}+5\tfrac{1}{3}+3\tfrac{2}{5}=?}$

A. 52/5

B. 47/5

C. 569/60

D. 629/60

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Correct Answer : 629/60

Q14. If $\mathbf{\frac{1}{3}+\frac{1}{2}+\frac{1}{x}=4}$ , then x = ?

A. 6/19

B. 5/18

C. 18/5

D. 24/11

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Correct Answer : 6/19

Q15. If [p] means the greatest integer less than or equal to p, then $\mathbf{\left [ -\frac{1}{4} \right ]+\left [ 4\frac{1}{4} \right ]+3}$ is equal to :

A. 6

B. 4

C. 7

D. 5

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Correct Answer : 6

Q16. Find the value of * in the following :

$\mathbf{1\frac{2}{3}\div \frac{2}{7}\times \frac{*}{7}=1\frac{1}{4}\times \frac{2}{3}\div \frac{1}{6}}$

A. 6

B. 0.6

C. 1/6

D. 0.006

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Correct Answer : 6

Q17. $\mathbf{\frac{180\times 15-12\times 20}{140\times 8+2\times 55}=?}$

A. 4

B. 2

C. 1/7

D. 4/5

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Correct Answer : 2

Q18. $\mathbf{\left ( 8\div 88 \right )\times 8888088=?}$

A. 808080

B. 808088

C. 8008008

D. 808008

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Correct Answer : 808008

Q19. The value of $\mathbf{25-5\left [ 2+3\left \{ 2-2\left ( 5-3 \right )+5 \right \}-10 \right ]\div 4}$ is :

A. 23.75

B. 25

C. 23.25

D. 5

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Correct Answer : 23.75

Q20. $\mathbf{\left ( -5 \right )\left ( 4 \right )\left ( 2 \right )\left ( -\frac{1}{2} \right )\left ( \frac{3}{4} \right )=?}$

A. 15

B. -15

C. -30

D. 30

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Correct Answer : 15

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