**NSO Test Paper - (2012)**

**Mental Ability****Q1: Which of the following statements is INCORRECT?**

(a) All integers and fractions are called rational numbers.

(b) The number 0 is neither a positive nor a negative rational number.

(c) There are limited number of rational numbers between two rational numbers.

(d) A number that can be expressed in the form of p/q, where p and q are integers and q ≠0 is called rational number.

**Q2: Aman rotated a game piece 270° clock wise around vertex V as shown in figure. Which of the following represent the position of the game piece after 270° clock wise rotation?**

**Q3: Lengths of some world's longest snakes are 9, 9, 4.3, 6, 6.5, 2.6, 5.6, 9.**

**The range in metres of the lengths is _________.**

(a) 6.25

(b) 6.4

(c) 6.5

(d) 9

**Q4: The least number which when increased by 5 is divisible by each one of 24, 32, 36 and 54 is______.**

(a) 427

(b) 859

(c) 869

(d) 4320

**Q5:Amit, Raj, Kunal, Harsh and Armaan used different types of transport during holidays.**

- Everyone except Harsh travelled on the bus.
- Kunal, Harsh and Armaan all went on an aeroplane.
- Everyone except Raj went in a taxi.
- Amit and Harsh both had a ride on a tram.
- Raj travelled on a bus and then a train to get his holiday destination.

**Who used the fewest types of transport during holidays?**

(a) Amit

(b) Raj

(c) Harsh

(d) Armaan

**Q6: Solve for x:**

x + 3 x + 4 x + 5 x + 6

̶ ̶ ̶ ̶ ̶ - ̶ ̶ ̶ ̶ ̶ = ̶ ̶ ̶ ̶ ̶ ̶ - ̶ ̶ ̶ ̶ ̶

4 5 6 7

(a) -1

(b) 1

(c) 0

(d) 2

**Q7: 60% of the population of city were men and the rests were women. Afterwards, 840 men left the city and 1000 women came to the city. As a result, the percentage of the men reduced to 56% of the population. The present population of the city is ________.**

(a) 23420

(b) 24300

(c) 23240

(d) 23400

**Q8: The given table shows a relationship between x and y.**

x | 0 | 2 | 4 | 6 | 8 |

y | 2 | 9 | 16 | 23 | 30 |

**The equation which is true for each of the ordered pairs in the table is ______.**

(a) y = 3x + 2

(b) y = 2.5x + 6

(c) y = 3.5x + 2

(d) y = 3x + 6

**Q9: The records of a sporting goods company shows that 4 out of every 100 footballs manufactured have some defect. The probability of drawing a football that will not have a manufacturing defect is _______.**

(a) 1/1

(b) 1/4

(c) 1/25

(d) 24/25

**Q10: In what time will the interest on a certain sum of money become (3/8)**

^{th}of the amount at the rate of 6% p.a simple interest.(a) 5 years

(b) 10 years

(c) 8 years

(d) 6 years

**Q11: In the problem set, given below three figures are similar in a certain manner. However one figure is not like the other three. Choose the figure which is different from the rest.**

**Q12: If**

1 1 4

8 ̶ ̶ - 4 ̶ ̶ + 2.8 + ̶ ̶ - 2.32 = 5.33

4 5 x

**then x is _________.**

(a) 0.05

(b) 0.5

(c) 5

(d) none of these

**Q13: Select the figure which is embedded in the given figure (X).**

**Q14: Which of the following numbers is divisible by 9?**

(a) 823519

(b) 270351

(c) 612593

(d) 759803

**Q15: The elevator descends into a mineshaft at the rate of 8m/min. If the descent starts from 20m above the ground level, the time taken by the elevator to reach 300 m is**

(a) 30 mins

(b) 40 mins

(c) 50 mins

(d) 1 hr

**Answers:**

1. (c) There are infinite rational numbers between two rational numbers.

13. (c)

Answers will be posted soon...

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