Question 2 :
If $a-b=3$ and $ \displaystyle a^{3}-b^{3}=117 $ then $a+b$ is equal to 

Question 3 :
The product of $(2x^2 -3x + 1)$ and (x -3) is.equal to

Question 10 :
Which of the following are types of graph which include bars?<br/>

Question 11 :
Coordinates of P and Q are (4, -3) and (-1, 7). The abscissa of a point R on the line segment PQ such that $\dfrac {PR}{PQ}=\dfrac {3}{5}$ is:

Question 12 :
The equation of the straight line passing through $(3,-4)$ and parallel to $x-$ axis is

Question 13 :
If one end of a diameter of the circle $x^2+y^2-4x-6y+11=0$ be $(3, 4)$, then the other end is&#160;

Question 19 :
<br/>Size of a plant cell is 0.00001275 m is equal to&#160;$1.275\times10^{-m}$.<br/>The value of $m$ is&#160;

Question 22 :
The average distance between the Sun and a certainplanet is approximately $\displaystyle 2.3\times { 10 }^{ 14 }$inches. Whichof the following is closest to the average distancebetween the Sun and the planet, in kilometers?(1 kilometer is approximately $\displaystyle 3.9\times { 10 }^{ 4 }$ inches )

Question 23 :
If $\sqrt [ 3 ]{ a+\sqrt { b } } =7+4\sqrt { 3 } $, then $\sqrt [ 3 ]{ { a }^{ 2 }-b } =$

Question 25 :
A solid consists of a circular cylinder with an exact fitting right circular cone placed on the top. The height of the cone is h. If the total volume of the solid is three times the volume of the cone, then the height of the cylinder is ________.

Question 26 :
ABCD is a trapezium with AB and CD parallel. If AB$=6$, BC$=5$, CD$=3$, DA$=4$, A$=90^o$ the area of ABCD is?

Question 27 :
The volume (in $m^{3}$) of cube whose diagonal is $2.5$ meter is:&#160;

Question 28 :
A metal cube of side 11 cm is completely submerged in water contained in a cylindrical vessel with diameter 28 cm. Find the rise in the level of water.<br><br>

Question 29 :
If the areas of three adjacent faces of a rectanglular block are in the ratio of $2 :3 : 4$ and its volume is $9000\ cm^3$,then the length of the shortest side is

Question 30 :
The length of a&#160;room is $10$ $m$, breadth is $8$ $m$ and height $2$ $m$. Find the&#160;cost of painting the walls of the room at the rate of Rs&#160;$\displaystyle 100{/ &#160;m }^{ 2 }$.

Question 31 :
The area of the quadrilateral with its vertices at the foci of the conics $9x^2-16y^2-18x+32y-23=0$ and $ 25x^2+9y^2-50x-18y+33=0$ is :

Question 32 :
A man usually gets from one corner of a square lot to the opposite corner by walking along two of thesides. Approximately what percent of the distance does he save if he walks along the diagonal?

Question 33 :
<img style='object-fit:contain' src='https://teachmint.storage.googleapis.com/question_assets/cbse_ncert/61b1ceb9f59b460d7261f08b.PNG' /> From the above information, find what was the time when the car had covered a distance of 100 km since it’s start?

Question 34 :
<img style='object-fit:contain' src='https://teachmint.storage.googleapis.com/question_assets/cbse_ncert/61b1cea6f59b460d7261f072.PNG' /> For an experiment in Botany, two different plants, plant A and plant B were grown under similar laboratory conditions. Their heights were measured at the end of each week for 3 weeks. The results are shown by the above graph. How high was Plant A after 3 weeks?

Question 35 :
The line segment in cylinders joining the center of circular faces is perpendicular to the base. Such cylinders are known as ......... circular cylinders

Question 36 :
Given a cylindrical tank, to find number of cement bags required to plaster it, will you find surface area or volume.

Question 37 :
<img style='object-fit:contain' src='https://teachmint.storage.googleapis.com/question_assets/cbse_ncert/61b1cca4f59b460d7261edb7.PNG' /> In the above figure, a table is shown. This table shows the distance travelled by one of the new eco-friendly energy-efficient cars travelled on gas. How much distance will be covered by the car in 8 litres of gas?

Question 38 :
Choose the correct option. The quantity of rice and its cost

Question 39 :
Choose the correct option. Area of the walls of a room and the cost of white washing the walls