MCQ
Out of the following is rational number.
- A$\sqrt{3}$
- B$\pi$
- C$\frac{4}{0}$
- ✓$\frac{0}{4}$
✓
Answer
Correct option: D.
$\frac{0}{4}$
$\frac{0}{4}$
Need a full question paper?
Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.
Explore more
Similar questions
Assertion $(A)$ : If the radii of the circular ends of a bucket $24\ cm$ high are $15\ cm$ and $5\ cm$ respectively, then the surface area of the bucket is $545\pi\text{cm}^2.$
Reason $(R)$ : if the radii of the circular ends of the frustum of a cone are R and r respectively and its height is h, surface area is:$\pi\big\{\text{R}^2+\text{r}^2+\text{l}(\text{R}-\text{r})\big\}$where $\text{l}^2=\text{h}^2+(\text{R}+\text{r})^2.$
→Reason $(R)$ : if the radii of the circular ends of the frustum of a cone are R and r respectively and its height is h, surface area is:$\pi\big\{\text{R}^2+\text{r}^2+\text{l}(\text{R}-\text{r})\big\}$where $\text{l}^2=\text{h}^2+(\text{R}+\text{r})^2.$
Assertion $(A) :$ In the given figure, $a$ quad. $ABCD$ is drawn to circumscribe a given circle as shown.
Reason $(R) :$ In two concentric circles, the chord of the larger circle, which to uches the smaller circle, is bisected at the point of contact.
→Reason $(R) :$ In two concentric circles, the chord of the larger circle, which to uches the smaller circle, is bisected at the point of contact.
$\operatorname{LCM}(a, 18)=36 \operatorname{HCF}(a, 18)=2$ then $a=\ldots \ldots \ldots$.
→If $\operatorname{HCF}(a, b)=18$ then $\operatorname{LCM}(a, b)=\ldots \ldots \ldots .$. is not possible.
→Assertion (A) : If the volumes of two spheres are in the ratio $27 : 8$ then their surface areas are in the ratio $3: 2$.
Reason (R) : Volume of a sphere $=\frac{4}{3}\pi\text{R}^3.$ Surface area of a sphere $=4\pi\text{R}^2.$
→Reason (R) : Volume of a sphere $=\frac{4}{3}\pi\text{R}^3.$ Surface area of a sphere $=4\pi\text{R}^2.$
Assertion $(A)$ : If two tangent are drawn to a circle from an external point then they subtend equal angles at the centre.
Reason $(R)$ : A parallelogram circumscribing a circle is a rhombus.
→Reason $(R)$ : A parallelogram circumscribing a circle is a rhombus.
Assertion (A) : The number of coins of 1.75cm in diameter and 2 mm thick from a melted cuboid (10cm × 5.5cm × 3.5cm) is 400.
Reason (R) : Volume of a cylinder of base radius r and height h is given by $\text{V}=(\pi\text{r}^2\text{h})$ cubic units. And volume of a cuboid = (l × b × h) cubic units.
→Reason (R) : Volume of a cylinder of base radius r and height h is given by $\text{V}=(\pi\text{r}^2\text{h})$ cubic units. And volume of a cuboid = (l × b × h) cubic units.
The least perfect square number which is divisible $3,4,5,6$ and $8$ is
→Out of the following is a square of any natural number.
If $p, p+2, p+4$ are prime numbers then $p=$
→