Unitary Method 18.07.19
1. If 17 books cost Rs 306, what do 29 books cost?

2. If 20 persons can do a piece of work in 7 days, then the number of persons required to complete the work in 28 days is?

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Probability 17.07.19
3. 3 unbiased coins are tossed, What is the probability of getting exactly 2 tails

4. In a throw of two dice, What is the probability getting a total of 10 or 11

5. two card is drawn at random from a pack of 52 cards. What is the probability that the drawn cards are both aces

6. A bag contains 5 blue and 4 black balls. Three balls are drawn at random, what is the probability that 2 are blue and 1 is black?

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Problem on Ages 16.07.19
7. 10 years ago, A was 4 times as old as B. 10 years hence, A will be 2 times as old as B. At present, A's age and B's age is ?

8. The ratio of Meena's age and Kamla's age is 3 : 5 and the sum of Meena's age and Kamla's ages is 80 years. The ratio of their ages after 10 years will be ?

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Quadratic equations (Solution by considering m) on 10.07.19
9. `(x^2+1/x^2)-8(x+1/x)+14=0`
10. `4((4x+1)/(4x-1))^(2)+(4x+1)/(4x-1)=3`
11. `12((x)/(x-1))+12((x-1)/(x))=25`

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12. Vector Algebra on 08.07.19
1. Addition/Subtraction
2. Scalar Multiplication
3. Dot Product
4. Cross Product
5. Magnitude(length)
6. Unit vector
7. Direction cosines
8. form of a vector
9. Angle
10. projections
11. Orthogonal
12. Collinear
13. Coplanar
14. Scalar triple product
15. Area of triangle
16. Area of parallelogram
17. Volume of pyramid
18. Volume of Parallelepiped
19. Decomposition
20. Linearly dependent