If \(\sqrt 5 = 2.236{ \text{,}}\) then the value of \(\frac{1}{{\sqrt 5 }} \) is = ?
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How many two-digit numbers satisfy this property. : The last digit (unit's digit) of the square of the two-digit number is 8 ?
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2
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In the equation \(\frac{{4050}}{{\sqrt x }} = 450{ \text{}}\) the value of x is = ?
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3
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\(\frac{1}{{\left( {\sqrt 9 - \sqrt 8 } \right)}} - \frac{1}{{\left( {\sqrt 8 - \sqrt 7 } \right)}} + \frac{1}{{\left( {\sqrt 7 - \sqrt 6 } \right)}} - \frac{1}{{\left( {\sqrt 6 - \sqrt 5 } \right)}} + \frac{1}{{\left( {\sqrt 5 - \sqrt 4 } \right)}}\) is equal to ?
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4
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One-fourth of the sum of prime numbers, greater than 4 but less than 16, is the square of = ?
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5
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\(99 \times 21 - \root 3 \of ? = 1968\)
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6
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What should come in place of both the question marks in the equation x/√128 = √162/x ?
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7
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The value of \({ \text{ }} \root 3 \of {\frac{{0.2 \times 0.2 \times 0.2 + 0.04 \times 0.04 \times 0.04}}{{0.4 \times 0.4 \times 0.4 + 0.08 \times 0.08 \times 0.08}}} \) is ?
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8
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Which smallest number must be added to 710 so that the sum is a perfect cube ?
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9
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=
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10
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What is \(\frac{{5 + \sqrt {10} }}{{5\sqrt 5 - 2\sqrt {20} - \sqrt {32} + \sqrt {50} }}\) equal to ?
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