RRB NTPC- Practice Set-9

O is the orthocentre of a triangle ABC, If ∠BAC = 50º, then ∠BOC is equal to:-

If x+y = 1, then the value of x²+y² +3xy is

A man travels 4 km towards the north, then travels 6 km due east and further travels 4 km towards the north. How far he is from the starting point?

Which of the following interchange of the sign would make the given equation correct?

(20+4) × 4 ÷ 16 = 36

The Union cabinet has adopted the Panchayati Raj Act in which state/UT?

Fill in the blanks.

5,11,23,47,95,?

If a²+b²+c² +3 = 2(a-b-c), then the value of 2a-b+c is:-

A train moving at a speed of 36 km/hr. Crosses a standing man in 10 seconds. It will cross a platform 55 meters long in:-

What is the Name of the third generation Anti-Tank Guided Missile which was successfully tested in Pokhran?

The ratio between the speed of the two trains is 8:9. The second train covers 360km in 4 hours.  Distance covered by 1st train in 3 hours is:-

Which of the following has greatest mass?

A swimmer swims from a point A against a current for 5 minutes and then swims backwards in favour of the current for the next 5 minutes and comes to point B. If AB = 100 meters, the speed of the current in km/hr is:-

Gold is mainly related to:-

Mohan gets 3 marks for each correct sum and loses 2 marks for each wrong sum. He attempts 30 sums and obtains 40 marks. The number of sums solved correctly is:

If 3 men or 4 women can build a wall in 43 days, in how many days can 7 men and 5 women build this wall?

Recently Indian and Canadian researchers have found evidence of Diary production in which Civilisation?

RBCs do not perform Aerobic respiration because these do not contain:-

Panchayati Raj system is based on the principle of

Philosopher's wool is:-

The antiseptic compound present in Dettol is:-

The area of a sector of a circle is 77 sq cm and the angle of the sector is 45º. Find the radius of the circle.

The cost of manufacture of an article was Rs-900. The trader wants to gain 25% after giving a discount of 10%. The marked price should be:

Which one of the following Endocrine Gland is situated in the neck?

Which of the following is not a fundamental right as per the Indian Constitution?

In a Δ ABC, ∠A :∠B:∠C = 2:3:4. A line CD draw parallel to AB, then the ∠ACD is:

If the graph of the equation 2x+3y = 6 form a triangle with co-ordinates axes, then the area of the triangle will be:-

If WATER is written as YCVGT, then what is written as HKTG?

Which Airport is the first in India to launch "e-bearding facility" for international passengers?

The Typhoon Molave has hit which country recently?

Piped natural gas is used for:-

The ratio of Inradius and circumradius of a square is:-

Find out the missing Number

2,6,8,16,30,54,?

Who is the custodian of the Indian Constitution?

What is the Normal Volume in Human adult?

Who translated the Gita into Persian?

A mixture of a certain quantity of milk with 16 litres of water is worth 90 paise per litre. if pure milk cost 108 paise per litre, then the amount of milk in the  mixture is:-

Demand for complementary goods is known as

DNA contains:-

Raja walks slower than Raghu and Raghu walks as fast as Guru and Krishna walk faster than Guru. Who walks the fastest?

Which country recorded the highest air pollution exposure globally in 2019, as per the State of Global Air 2020 report?

Which union ministry has launched "E-Dharti Geo Portal"?

Constitution Assembly of India was formulated on the recommendation of :-

Who coined the term, Gene?

Entomology i the study of:-

Find the value of (tan1ºtan2ºtan3º.......................tan89º)

A bill is money bill or not will be decided by:-

Who founded the Naujawan Bharat Sabha?

The vacancy of the office of the president must be filled within:-

Who was called Lichchavi Dauhitra?

Who was the Viceroy at the time of Quit India Movement?