Quant Questions | NIACL Assistant 2017 | 24.03.2017

1. The average of nine consecutive numbers is n. If the next two numbers are also included the new average will- 

1. increase by 2

2. remain the same

3. increase by 1.5

4. increase by 1

SOL : increase by 1

2. A mobile phone is listed at Rs. 1,500 and a discount of 10% is offered on the list price. What additional discount must be offered to the customer now to bring the net price to Rs. 1242?

1. 10%

2. 8% 

3. 12%

4. 18%

SOL : 8%

3. If AD, BE and CF are medians of Δ ABC, then which one of the following statements is correct?

1. (AD + BE + CF) < ( AB + BC+CA )

2. ( AD + BE + CF ) >( AB + BC + CA ) 

3. ( AD + BE + CF ) = ( AB + BC + CA )

4. ( AD + BE + CF ) = 2( AB + BC + CA )

Sol : (AD + BE + CF) < ( AB + BC+CA

4. In a division sum, the divisor is 12 times the quotient and 5 times the remainder. If the remainder is 36, then the dividend is –

1. 2706

2. 2796

3. 2736

4. 2826

Sol : 2736

5. In a hostel, there are 120 students and food stock is for 45 days. If 30 new students join the hostel, in how many days will the complete stock be exhausted?

1. 32

2. 36

3. 38

4. 40

Sol : 36

6. 40 men can build a wall 200 m. long in 12 days working 8 hrs. a day. The number of days 30 men will take to build a similar wall 300 m. long working 6 hrs. a day will be –

1. 36

2. 9

3. 32

4. 18

Sol : 32 

7. In measuring a line segment of length 2.5 cm. it was measured as 2.55 cm. by mistake .Find the error percent.

1. 1%

2. 2%

3. 3.5%

4. 3%

Sol : 2%

8. Two friend walking at 5 km./hrs. and 7 km./hrs. Start at the same time from two different towns 48 km apart towards each other. They will meet each other .They will meet each other after.

1. 2 hrs.

2. 4 hrs.

3. 5 hrs.

4. 6 hrs.

Sol : 4 hrs.

9. The wheel of an engine turns 350 times round its axle to cover a distance of 1.76 km. The diameter of the wheel is –

1. 90 cm.

2. 160 cm.

3. 120 cm.

4. 150 cm.

Sol : 160 cm.

10. A solid metallic cylinder of base radius 3 cm. and height 5 cm. is melted to form cones, each of height 1 cm. and base radius 1 mm. The number of cones is –

1. 3500

2. 4500

3. 7500

4. 13500

Sol : 13500