Question 1 :
Find the amount to be paid at the end of 1 year on Rs 1,800 at 8% per annum compounded quarterly.

Question 2 :
Calculate the compound interest on Rs 8,000 for 1 year at $9\%$ per annum compounded half yearly.

Question 3 :
Find selling price (SP) if a profit of 5% is made on a cycle of Rs 700 with Rs 50 as overhead charges.

Question 4 :
Vasudevan invested Rs 60000 at an interest rate of 12% per annum compounded half yearly. What amount would he get after 1 year ?

Question 5 :
I borrowed Rs 12000 from Jamshed at 6% per annum simple interest for 2 years. Had I borrowed this sum at 6% per annum compound interest, what extra amount would I have to pay?

Question 6 :
What will be the product of first monomial $-5y$ and second monomial $7x^2y$ ?

Question 8 :
What will be the product of first monomial $3x^2$ and second monomial $-9x^2y^2$ ?

Question 11 :
<img style='object-fit:contain' src='https://teachmint.storage.googleapis.com/question_assets/cbse_ncert/61b1cef1f59b460d7261f0db.png' /> In the above image, an ant is moving around those few food pieces of different shapes(As shown) scattered on the floor. For which food-piece would the ant have to take a longer round? Remember,circumference of a circle can be obtained by using the expression C = 2πr, where r is the radius of the circle.

Question 12 :
<img style='object-fit:contain' src='https://teachmint.storage.googleapis.com/question_assets/cbse_ncert/61b1d023f59b460d7261f288.png' /> From the above figure, Describe how the two figures are alike?

Question 13 :
<img style='object-fit:contain' src='https://teachmint.storage.googleapis.com/question_assets/cbse_ncert/61b1cecaf59b460d7261f0a4.jpg' /> In the above image, area of the figure is ?

Question 14 :
Find the length of other diagonal whose side is 5 cm and whose altitude is 4.8 cm. If one of its diagonals is 8 cm long.

Question 15 :
<img style='object-fit:contain' src='https://teachmint.storage.googleapis.com/question_assets/cbse_ncert/61b1cee9f59b460d7261f0d2.jpg' /> In the above image, find the breadth.