જો $4x + 5y = 83$ અને $\frac{3x}{2y} = \frac{21}{22}$ હોય,તો $y - x = ?$ શોધો.

  • A
    $3$
  • B
    $4$
  • C
    $7$
  • D
    $11$

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

$\frac{5.6 \times 0.36 + 0.42 \times 3.2}{0.8 \times 2.1}$ ની કિંમત શું છે?

$3.75 + 2.832 - 1.001 + 1.803 = ?$

જો $x = \sqrt{a \sqrt[3]{b \sqrt{a \sqrt[3]{b \dots \infty}}}},$ હોય,તો $x$ ની કિંમત શોધો:

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