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Maths Assertion (A) & Reason (B) MCQ

Real Numbers · Gujarat Board (GSEB) STD 10 (GSEB - English Medium). 7 questions.

Questions

Assertion (A) & Reason (B) MCQ

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7 questions · timed · auto-graded

MCQ 11 Mark
Out of the following is rational number.
  • A
    $\sqrt{3}$
  • B
    $\pi$
  • C
    $\frac{4}{0}$
  • ✓
    $\frac{0}{4}$
Answer
Correct option: D.
$\frac{0}{4}$
$\frac{0}{4}$
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MCQ 21 Mark
The least perfect square number which is divisible $3,4,5,6$ and $8$ is
  • A
    $900$
  • B
    $1200$
  • C
    $2500$
  • ✓
    $3600$
Answer
Correct option: D.
$3600$
$3600$
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MCQ 31 Mark
$\operatorname{LCM}(a, 18)=36 \operatorname{HCF}(a, 18)=2$ then $a=\ldots \ldots \ldots$.
  • A
    $2$
  • B
    $3$
  • ✓
    $4$
  • D
    $1$
Answer
Correct option: C.
$4$
$4$
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MCQ 41 Mark
If $\operatorname{HCF}(a, b)=18$ then $\operatorname{LCM}(a, b)=\ldots \ldots \ldots .$. is not possible.
  • A
    $36$
  • B
    $72$
  • ✓
    $48$
  • D
    $108$
Answer
Correct option: C.
$48$
$48$
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MCQ 51 Mark
Out of the following is a square of any natural number.
  • A
    $136162$
  • B
    $126738$
  • C
    $410883$
  • ✓
    $385641$
Answer
Correct option: D.
$385641$
$385641$
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MCQ 61 Mark
If $HCF$ $(x, y)=1$ then $HCF$ $(x-y, x+y)=\ldots \ldots \ldots$.
  • A
    $4$
  • ✓
    $1$ or $2$
  • C
    $x$ or $y$
  • D
    $x+y$ or $x-y$
Answer
Correct option: B.
$1$ or $2$
$1$ or $2$
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Assertion (A) & Reason (B) MCQ - Maths STD 10 Questions - Vidyadip