**Ques.81. **A and B are brother C and D are sisters. A’s son is D’s Brother. How is B related to C

- Brother
- Father
- Uncle
- Grandfather

**Ques.82.** “V to Z” are five houses in a row ‘V’ is to the right ‘W’. ‘Z’ is to left of ‘X’ and right of ‘V’. ‘W’ is to the right of ‘Y’. Which is the middle house?

- Z
- X
- V
- Y

**Ques.83.** ‘A’ city is 5 km, east of ‘B’ city. ‘C’ city is 10 km. South to city ‘B’. Which of the following is the closest to the distance from the city ‘A’ to city ‘C’?

- 11 km
- 13 km
- 14 km
- 15 km

**Ques.84.** The shaded region in the given figure is

- A ∩(B ∪ C)
- A∪(B ∩ C)
- A∪(B ∼C)
- A∼(B ∪ C)

**Ques.85.** Insert the missing number- 8, 12, 10, 16, 12, _____

- 18
- 14
- 20
- 24

**Ques.86.** What number fill the blank in the series:- 4, 8, 28, 80, 244________

- 378
- 428
- 628
- 728

**Ques.87.** The radius of a circular wheel is 3.5 m. How many revolution will the wheel make to travel 44 km?

- 2000
- 3000
- 4000
- 5000

**Ques.88.** Pointing to a lady in the photograph. Ria said ” Her son’s father is the son-in-law of my mother’. How is Ria related to the lady?

- Mother
- Aunt
- Sister
- Cousin

**Ques.89.** If the product of a matrix and its transpose is a unit matrix then the matrix is called:-

- Symmetric matrix
- Skew symmetric matrix
- Null Matrix
- Orthogonal

**Ques.90.** Four out of the five letter below are of the same type. Which is the odd group?

- ADG
- HKN
- MOQ
- ORU