Solve \({ \text{1}}\frac{4}{5} + 20 - 280 \div 25 = ?\)
\(8\frac{1}{5}\)
\(9\frac{1}{2}\)
\(11\frac{1}{2}\)
\(10\frac{3}{5}\)
\(12\frac{1}{5}\)
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The Value of (\(\sqrt {6} + \sqrt {10} - \sqrt {21} - \sqrt {35}) × (\sqrt {6} - \sqrt {10} + \sqrt {21} - \sqrt {35}\)) = ?
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2
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A sum of Rs. 1360 has been divided among A, B and C such that A gets 2/3 of what B gets and B gets 1/4 of what C gets. B's share is:
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3
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If a - b = 3 and a2 + b2 = 29, find the value of ab = ?
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4
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(755.0% of 523.0) / 777.0 = x
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5
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If \(\left( {x + \frac{1}{x}} \right) = 3,\) then \(\left( {{x^2} + \frac{1}{{{x^2}}}} \right)\) is = ?
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6
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(4 / 5) × ? × (3 / 7) = (16 / 105)
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7
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If \(\root 3 \of {{3^n}} { \text{ = 27,}}\) then the value of n is = ?
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8
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(36.14)^2 – (21.28)^2 =?
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9
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1 - [5 - {2 + (- 5 + 6 - 2) 2}] is equal to:
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10
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Simplify : \({ \text{8}}\frac{1}{2} - \left[ {3\frac{1}{4} + \left\{ {1\frac{1}{4} - \frac{1}{2}\left( {1\frac{1}{2} - \frac{1}{3} - \frac{1}{6}} \right)} \right\}} \right]\)
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