Question 1 :
Can a polyhedron have 10 faces, 20 edges and 15 vertices?
Question 2 :
<img style='object-fit:contain' src='https://teachmint.storage.googleapis.com/question_assets/cbse_ncert/61b1cf97f59b460d7261f1c3.png' />
Identify the corresponding top view for the above solid figure. From the above given image, answer the following: .
Question 3 :
<img style='object-fit:contain' src='https://teachmint.storage.googleapis.com/question_assets/cbse_ncert/61b1cf37f59b460d7261f13f.JPG' />
In the above fig, which of them represents the top view of the object ?
Question 4 :
<img style='object-fit:contain' src='https://teachmint.storage.googleapis.com/question_assets/cbse_ncert/61b1cfd5f59b460d7261f21e.png' />
From the above given image, answer the following: Identify the side view for the given object.
Question 5 :
<img style='object-fit:contain' src='https://teachmint.storage.googleapis.com/question_assets/cbse_ncert/61b1cf36f59b460d7261f13e.JPG' />
In the above fig, which of them represents the side view of the object ?
Question 6 :
<img style='object-fit:contain' src='https://teachmint.storage.googleapis.com/question_assets/cbse_ncert/61b1cfe3f59b460d7261f233.png' />
From the above given map of a city answer the following: Which is further south, the primary school or the Sr. Secondary School?
Question 7 :
<img style='object-fit:contain' src='https://teachmint.storage.googleapis.com/question_assets/cbse_ncert/61b1cf41f59b460d7261f14f.JPG' />
In the above fig, find the values in the respective (?).
Question 8 :
<img style='object-fit:contain' src='https://teachmint.storage.googleapis.com/question_assets/cbse_ncert/61b1d047f59b460d7261f2bb.png' />
For the above figure, is Euler's formula valid?
Question 9 :
Find the value of a, if $pqa = (3p + q)^2 – (3p – q)^2$
Question 13 :
What is the cofficient of the term $-20$ in the expression $x^2y^2 -10x^2y +5xy^2-20$?
Question 14 :
If x – y = 13 and xy = 28, then find $x^2 + y^2$.
Question 15 :
Calculate the compound interest on Rs 10,800 for 3 years at $12\frac{1}{2}\%$ per annum compounded annually.
Question 16 :
Find selling price (SP) if a profit of 5% is made on a cycle of Rs 700 with Rs 50 as overhead charges.
Question 17 :
Find the amount to be paid at the end of 1 year on Rs 1,800 at 8% per annum compounded quarterly.
Question 18 :
A sum is taken for one year at $16\%$ p.a. If interest is compounded after every three months, how many times will interest be charged in one year?
Question 19 :
A shop gives $20\%$ discount. What would the sale price of a bag marked at Rs 250.
Question 20 :
A table marked at Rs 15,000 is available for Rs 14,400. Find the discount given and the discount per cent.