Find $g.c.d.$ of $210$ and $55$ by Euclid's algorithm.

  • A
    $4$
  • B
    $5$
  • C
    $0$
  • D
    $6$

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Find the smallest five-digit number which is exactly divisible by $15$,$55$,and $99$.

The decimal expansion of $\frac{9}{1600}$ will terminate after $\ldots \ldots \ldots \ldots$ digits.

Show that the square of an odd positive integer is of the form $8m+1$ for some whole number $m$.

State whether the following rational number has a terminating decimal expansion or not. If it has,then find it: $\frac{55}{150}$

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