Monday, 13 June 2016

Night Class: Quant Quiz


Directions (Q. 1 - 5): In each of the following series a wrong number is given. Find out that number.

1. 327, 343, 365, 404, 453, 517, 598
1) 343 
2) 365 
3) 404 
4) 453 
5) 598

2. 12, 15, 24, 52, 135, 411
1) 12 
2) 15 
3) 24 
4) 52 
5) 135

3. 1.5, 1.5, 6, 67.5, 877.5, 14917.5
1) 1.5 
2) 6 
3) 67.5 
4) 877.5 
5) 14917.5

4. 1, 15, 81, 256, 625, 1296
1) 15 
2) 1 
3) 625 
4) 256 
5) 1296

5. 2, 3, 8, 30, 195, 2047.5
1) 3 
2) 8 
3) 13 
4) 195 
5) 2047.5

Directions (Q. 6-10): In each of the following questions two equations I and II are given. You have to solve both the equations and give answer:

1) If x < y
2) if x <= y
3) if x >= y
4) if x > y
5) if x = y or no relationship can be established between x and y.

6.
I. x = 3√79507 
II. y^2 = 784

7. 
I. x^2 + 13x + 42 = 0 
II. y^2 + 11y + 28 = 0

8. 
I. x^2 + 14x + 48 = 0 
II. y^2 + 12y + 35 = 0

9. 
I. 2x + 3y = 9 
II. 4x + 5y = 17

10. 
I. x = 4/3 y
II. y/2 = -7/4



Answers:

1. 2

The series is + 4^2, + 5^2, + 6^2, + 7^2, + 8^2, + 9^2

2. 2; The series is ×1 + 2, ×1.5 + 3, × 2 + 4, ×2.5 + 5, × 3 + 6.

3. 2; The series is ×1, × 5, × 9 × 13 × 17.

4. 1; The series is 1^4, 2^4, 3^4, 4^4, 5^4, 6^4.

5. 2; The series is ×1.5, × 2.5, × 4 , × 6.5, × 10.5

6. 4
x = 43 & y = +/-28
7. 2
x = -7 or -6 & y = -7 or -4

8. 5
x = - 8 or -6 & y = -7 or -5

9. 4
x = 3 & y = 1



10. 1


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