यदि $3x + 7 = x^2 + P = 7x + 5$ है,तो $P$ का मान क्या है?

  • A
    $1/2$
  • B
    $8 \frac{1}{4}$
  • C
    $8 \frac{1}{2}$
  • D
    निर्धारित नहीं किया जा सकता

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$(8 \div 88) \times 8888088 = ?$

$\frac{\frac{1}{2} \div 4 + 20}{\frac{1}{2} \times 4 + 20} = ?$

$3889 + 12.952 - ? = 3854.002$

$1 \frac{4}{7} + 1 \frac{3}{5} + 1 \frac{1}{3} = ?$

Difficult
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निम्नलिखित व्यंजक का मान दशमलव के चार स्थानों तक ज्ञात कीजिए:
$\left[1+\frac{1}{1 \times 2}+\frac{1}{1 \times 2 \times 4}+\frac{1}{1 \times 2 \times 4 \times 8}+\frac{1}{1 \times 2 \times 4 \times 8 \times 16}\right]$

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