GATE Questions

Q:

Math Logic Challenge

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A) 23 B) 26
C) 13 D) 29
 
Answer & Explanation Answer: B) 26

Explanation:

Let the integer be x. Then,

 x2-20x = 156

 

(x + 6)(x - 26) = 0

 

x = 26

 

The integer is 26.

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Filed Under: Math Puzzles
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12 3440
Q:

Mohan was married 5 years ago. At present his age is 6/5 times of his age at the time of marriage. His wife is 3 year younger to him. Find his wife’s present age?

A) 21 yrs B) 24 yrs
C) 27 yrs D) 30 yrs
 
Answer & Explanation Answer: C) 27 yrs

Explanation:

Let Mohan present age = p

ATQ,

5/6 x p = p - 5

p = 30

His wifes age = 30 - 3 = 27 yrs.

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Filed Under: Problems on Ages
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14 3439
Q:

_____ ties-up with Airtel to roll out integrated digital offerings to customers in 2017 ?

A) Uber cabs B) Ola cabs
C) Cabs 24 D) Dot cabs
 
Answer & Explanation Answer: B) Ola cabs

Explanation:

India's largest cab aggregator Ola has partnered with Bharti Airtel to launch a range of integrated digital offerings to customers.

 As part of the partnership, Ola will integrate Airtel Payments bank to its app and Airtel will integrate Ola's mobile wallet Ola Money as a payment solution on Airtel website and MyAirtel app for mobile recharges and bill payments.

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Filed Under: General Awareness
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2 3439
Q:

A check returned by the bank marked nsf means

A) Cheque has been forged B) Cheque can't be cashed being illegal
C) There are not sufficient funds in your accoun D) Bank can't verify your identity
 
Answer & Explanation Answer: C) There are not sufficient funds in your accoun

Explanation:

NSF means - Not Sufficient Funds.

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Filed Under: Bank Interview
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0 3437
Q:

125% as a Fraction?

A) 1/4 B) 3/4
C) 5/4 D) 7/4
 
Answer & Explanation Answer: C) 5/4

Explanation:

Literally any percentage means divide by 100.

So 125% = 125100. That can be reduced to 5/4.

To convert to a decimal, you can do long division, dividing 5 into 4.

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Filed Under: Percentage
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5 3428
Q:

Mr. Shankar spends 25% of his monthly salary on household expenditure, 20% of the remaining on children’s education, and the remaining is equally invested in three different schemes. If the amount invested in each scheme is Rs.5600, what is the monthly salary of Shankar ?

A) Rs. 34000 B) Rs. 31245
C) Rs. 24315 D) Rs. 28000
 
Answer & Explanation Answer: D) Rs. 28000

Explanation:

Let the monthly salary of Shankar be = Rs.x
Amount invested on expenditure = 25% = x/4;
Remaning amount = 3x/4;
Amount invested on children education = 20% i.e = 3x/20;
Remaining amount = 3x/4 - 3x/20 = 3x/5;
Remaining amount invested in three different schemes i.e is 1/3(3x/5)
=> x/5 = 5600
Therefore x = 28000
Hence, Monthly salary of Shankar is Rs. 28,000.

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Filed Under: Stocks and Shares
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6 3425
Q:

Which country has been unanimously elected as the President of the UN-Habitat  ?

A) Russia B) India
C) China D) Japan
 
Answer & Explanation Answer: B) India

Explanation:

India has been unanimously elected as the President of the UN-Habitat. UN-Habitat, an organ of the United Nations’ Organisation (UNO) reports to the United Nations General Assembly. UN-Habitat  promotes socially and environmentally sustainable human settlements across the world. India has been elected as the President of UN-Habitat after a gap of 10 years. This is only the third time that India has been elected as the President of UN-Habitat after 2007 and 1988. The UN-Habitat was established in 1978.

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Filed Under: World Organisations
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7 3422
Q:

The energy associated with motion is called

A) Potential energy B) Kinetic energy
C) Both A & B D) None of the above
 
Answer & Explanation Answer: B) Kinetic energy

Explanation:

Energy can be either a potential energy or a kinetic energy.

The energy associated with motion is called Kinetic energy and it can be stored. And the energy associated with position is called Potential energyand it cannot be stored.

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Filed Under: Physics
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8 3417