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Quantitative Aptitude

SIMPLIFICATION MCQs

Simplication

Total Questions : 1537 | Page 9 of 154 pages
Question 81. $$1 + \frac{1}{2} + \frac{1}{4} + \frac{1}{7} + \frac{1}{{14}} + \frac{1}{{28}}$$     is equal to = ?
  1.    2
  2.    2.5
  3.    3
  4.    3.5
 Discuss Question
Answer: Option A. -> 2
Question 82. If $$\frac{1}{3} + \frac{1}{2} + \frac{1}{x}{\text{ = 4,}}$$     then x = ?
  1.    $$\frac{5}{{16}}$$
  2.    $$\frac{6}{{19}}$$
  3.    $$\frac{{18}}{5}$$
  4.    $$\frac{{24}}{{11}}$$
 Discuss Question
Answer: Option B. -> $$\frac{6}{{19}}$$
Question 83. The value of $$\frac{{\sqrt {80} - \sqrt {112} }}{{\sqrt {45} - \sqrt {63} }} = ?$$
  1.    $$\frac{3}{4}$$
  2.    $$1\frac{3}{4}$$
  3.    $$1\frac{1}{3}$$
  4.    $$1\frac{7}{9}$$
 Discuss Question
Answer: Option C. -> $$1\frac{1}{3}$$
Question 84. If the sum of two numbers is 22 and the sum of their squares is 404, then the product of two numbers is = ?
  1.    40
  2.    44
  3.    80
  4.    88
 Discuss Question
Answer: Option A. -> 40
Question 85. Simplify : $${\text{8}}\frac{1}{2} - \left[ {3\frac{1}{4} + \left\{ {1\frac{1}{4} - \frac{1}{2}\left( {1\frac{1}{2} - \frac{1}{3} - \frac{1}{6}} \right)} \right\}} \right]$$
  1.    $$4\frac{1}{2}$$
  2.    $$4\frac{1}{6}$$
  3.    $$9\frac{1}{2}$$
  4.    $$\frac{2}{9}$$
 Discuss Question
Answer: Option A. -> $$4\frac{1}{2}$$
Question 86. The value of $$\frac{{25 - 5\left[ {2 + 3\left\{ {2 - 2\left( {5 - 3} \right) + 5} \right\} - 10} \right]}}{4} = ?$$
  1.    5
  2.    23.25
  3.    23.75
  4.    25
 Discuss Question
Answer: Option C. -> 23.75
Question 87. $$\frac{3}{7}\,{\text{of}}\,455 + \frac{5}{8}\,{\text{of}}\,456 = ?$$
  1.    448
  2.    464
  3.    476
  4.    480
  5.    None of these
 Discuss Question
Answer: Option D. -> 480
Question 88. $$6\frac{5}{6} \times 5\frac{1}{3} \times 17\frac{2}{3} \times 4\frac{1}{2} = ?$$
  1.    $$112\frac{1}{3}$$
  2.    $$116\frac{2}{3}$$
  3.    240
  4.    663
  5.    None of these
 Discuss Question
Answer: Option E. -> None of these
Question 89. $$4\frac{4}{5} \div 6\frac{2}{5} = ?$$
  1.    $$\frac{3}{4}$$
  2.    $$\frac{5}{7}$$
  3.    $$\frac{5}{8}$$
  4.    $$\frac{7}{11}$$
  5.    None of these
 Discuss Question
Answer: Option A. -> $$\frac{3}{4}$$
Question 90. $${\text{If }}x = \frac{1}{{2 + \frac{1}{2}}}{\text{ then }}\frac{1}{x} = ?$$
  1.    $$\frac{2}{5}$$
  2.    $$\frac{5}{2}$$
  3.    $$\frac{3}{5}$$
  4.    $$\frac{1}{2}$$
 Discuss Question
Answer: Option B. -> $$\frac{5}{2}$$

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