1. Find the HCF of 42 and 56 by using Eclid's Division Algorithm.
2. Find LCM and HCF of 36 and 45 by Prime Factorization Method.
3. Find the centroid of the triangle whose vertices are (2, 6), (-3, 2) and (-2, 1).
4. Write the formula to find the median of a grouped data and Explain each term in it.
5. Write the formula to find the mode of a grouped data and Explain each term in it.
6. Write the formula to find the total surface area of a cylinder and Explain each term in it.
7. Write the formula to find the nth term of an Arithmetic Progression and Explain each term in it.
8. Write the formula to find the sum of 'n' terms of an Arithmetic Progression and Explain each term.
9. "The product of two consecutive odd numbers is 63" Express the data in the form of Quadratic equation.
10. " The cost of 2 pens and 5 pencils is Rs. 45" and "The cost of 4 pens and 3 pencils is Rs.55" Express the data in the form of Linear equations in two variables.
11. If A={x/x is a factor of 12} and B={x:x ∈ Z, -3<x<4} then find AUB, A∩B, A-B and B-A. And Show them in separate VENN diagrams.
12. If A={x/x is a factor of 16} and B={x:x ∈ W, x≤6} then show that (AUB)-(A∩B)=(A-B)U(B-A).
13. If A={x:x is a composite number and x<10} and B={x:x is an even number and x<10} then show that n(A)+n(B)=n(AUB)-n(A∩B).
14. Find the zeroes of Polynomial P(x)=x-x-2 by graphical method.
15. Solve the system of equations 2x-y-4=0 and 3x-2y=5 by graphical method.
16. Find the sum of numbers between 40 and 400 which leaves remainder 3 when divided by 5.
17. Find the Points of Trisection of line segment joining the points (3, -2) and (5, 4).