WOMEN SUPERVISOR

21. Find a positive number in which when 17 is added equal to 60 times of which reciprocal of number?

(1) 17
(2) 20
(3) 10
(4) 3

Correct Answer: (4) 3

Solution:Let number is = x Rightarrow x + 17 = 1/x * 60 Rightarrow (x + 17)/1 = 60/x Rightarrow x(x + 17) = 60 Rightarrow x ^ 2 + 17 - 60 = 0 Rightarrow x ^ 2 + 20x - 3x - 60 = 0 Rightarrow x(x + 20) - 3(x + 20) = 0 Rightarrow (x + 20)(x - 3) = 0 Rightarrow x + 20 = 0 , Rightarrow x = - 20 x - 3 = 0 (x = 3) Positive number = (x) Positive number = (3)

22. Sea water salinity can be determined by Common salt (sodium chloride) in sea water?

(1) 1 kg
(2) 10 kg
(3) 1 gm
(4) 10 gm

Correct Answer: (1) 1 kg

Solution:Sea water salinity is deter-mined by the amount 1 kg common Salt in sea water.

23. Which of the following unit is used to measure magnetic flux.

(1) Farade
(2) Pascal
(3) Waber
(4) Henery

Correct Answer: (3) Waber

Solution:Weber is the unit used to measure magnetic flux.

24. The element which is essential for the teeth?

(1) Iron
(2) Fluorine
(3) Copper
(4) Iodine

Correct Answer: (1) Iron

Solution:Calcium, Phosphorus, Magnesium sulphur Iron, Zinc cadmium are needed in teeth formation.

25. Who is appointed as the Brand Ambassad of Swachh Bharat Mission in Uttar Pradesh?

(1) Sachin Tendulkar
(2) Akshay kumar
(3) Sunil Gavaskar
(4) Amitabh Bachchan

Correct Answer: (2) Akshay kumar

Solution:Akshay Kumar has been appointed as the brand ambassador of Swachh Bharat Abhiyan in the state of Uttar Pradesh.

26. In which state of India has the longest National highway roads?

(1) U.P
(2) Andhra Pradesh
(3) Rajasthan
(4) M.P

Correct Answer: (1) U.P

Solution:The longest National Highway of India is NH-7. It is located in Uttar Pradesh. It connects Varansi of UP to Kangakumari (Tamilnadu).

27. PUCC stands for-

(1) Pollution under control certificate
(2) Primary Unlicenced car and carriess.
(3) Pollution Uncontrolled can cellation certificate.
(4) None of these

Correct Answer: (1) Pollution under control certificate

Solution:PUCC- Pollution Under control Certification.

28. Which of the following vehicles should be given clear/empty way?

(1) Express, super express bus
(2) Policle vehicle
(3) School taxi
(4) Ambulance and fire brigade

Correct Answer: (4) Ambulance and fire brigade

Solution:Ambulance & Fire brigade should be given clear way.

29. Which of the following is the largest bank of public sector?

(1) RBI
(2) SBI
(3) Canara bank
(4) Bank of Baroda

Correct Answer: (2) SBI

Solution:SBI (State Bank of India) is the largest Bank of public sector. It's head quarters is in Mumbai.

30. Which of the following is the odd one?

(1) Moon
(2) Venus
(3) Mercury
(4) Jupitor

Correct Answer: (1) Moon

Solution:Moon is satellite whereas others are planets.