Question 2 :
Find the value of $n$ where $n$ is an integer: $2^{n-5}\times 6^{2n-4}= \frac{1}{12^4\times\ 2}$

Question 3 :
The standard form of the number 72105.4 is written as $7.21054 \times 10^n$ where $n$ is equal to

Question 7 :
<img style='object-fit:contain' src='https://teachmint.storage.googleapis.com/question_assets/cbse_ncert/61b1c848f59b460d7261e823.PNG' /> In the image above, the plan and measurement for a house are given. The house is surrounded by a path 1m wide. Find the cost of paving the path with bricks at rate of Rs.$120\ per\ m^2$.

Question 8 :
<img style='object-fit:contain' src='https://teachmint.storage.googleapis.com/question_assets/cbse_ncert/61b1cad9f59b460d7261eb80.png' /> In above image, find the area of the quadrilateral ABCD. Here, AC = 22 cm, BM = 3 cm, DN = 3 cm, and BM perpendicular to AC, DN perpendicular to AC.

Question 10 :
Find the height of parallelogram when its base and area are 20cm and $246 cm^{2}$ respectively.

Question 11 :
Find the height of triangle when its base and area are 22cm and $170.5 cm^{2}$ respectively.

Question 12 :
How many times a wheel of radius 28 cm must rotate to go 352 m?

Question 13 :
Find the breadth of a rectangular plot of land, if its area is 440 $m^{2}$ and the length is 22 m. Also find its perimeter.

Question 14 :
<img style='object-fit:contain' src='https://teachmint.storage.googleapis.com/question_assets/cbse_ncert/61cc1aa178c526e972caefe5.PNG' /> In the above figure,we see two circles with the same centre. The radius of the larger circle is 10 cm and the radius of the smaller circle is 4 cm.Find the area of the shaded region between the two circles.

Question 15 :
State whether the given statement is true or false:- A regular pentagon has no lines of symmetry.

Question 16 :
<img style='object-fit:contain' src='https://teachmint.storage.googleapis.com/question_assets/cbse_ncert/61b1c8c4f59b460d7261e8cc.PNG' /> In the above figure, state whether it is symmetrical or asymmetrical?

Question 17 :
<img style='object-fit:contain' src='https://teachmint.storage.googleapis.com/question_assets/cbse_ncert/61b1c9ecf59b460d7261ea47.jpg' /> See the above triangle ABC where AB = 2.5 cm, BC = 6 cm and AC = 6.5 cm. Measure angle B.

Question 19 :
$\frac{-7}{21} \ and \ \frac{3}{9}$ Does this pair represent the same rational number?

Question 20 :
<img style='object-fit:contain' src='https://teachmint.storage.googleapis.com/question_assets/cbse_ncert/61b1c9f7f59b460d7261ea56.JPG' /> In the above fig. The points P,Q,R,S,T,U,A and B on the number line are such that, TR = RS = SU and AP = PQ = QB. what is the value of S.

Question 22 :
<img style='object-fit:contain' src='https://teachmint.storage.googleapis.com/question_assets/cbse_ncert/61b1c9e1f59b460d7261ea38.JPG' /> In the above fig, p || q. Find e.

Question 25 :
<img style='object-fit:contain' src='https://teachmint.storage.googleapis.com/question_assets/cbse_ncert/61b1c9c1f59b460d7261ea0c.JPG' /> In the above fig, how many pairs of supplementary angles are there ?