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Q:

Find the Missing Numbers in the given Number Puzzle ?

A) 169 & 81	B) 67 & 121
C) 64 & 115	D) 70 & 110

Answer & Explanation Answer: A) 169 & 81

Explanation:

Observe that in each column, square of sum of digits in the first row = Respective second row elements.

In the same way, square of sum of digits in the second row = Respective third row elements.

=> ${(6 + 4)}^{2} = 10^{2} = 100$

=> ${(4 + 9)}^{2} = 13^{2} = 169$

=> ${(8 + 1)}^{2} = 9^{2} = 81$ .

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Filed Under: Number Puzzles
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Q:

Which player has won the Gold Medal at World Badminton Championship 2017 ?

A) Nozomi Okuhara	B) Saina Nehwal
C) Carolina Marin	D) P V Sindhu

Answer & Explanation Answer: A) Nozomi Okuhara

Explanation:

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Filed Under: Sports
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Q:

Who has penned a book titled 'I Do What I Do: On Reform, Rhetoric and Resolve' ?

A) Ajay Tyagi	B) Raghuram Rajan
C) Bimal Jalan	D) Urjit Patel

Answer & Explanation Answer: B) Raghuram Rajan

Explanation:

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Filed Under: Books and Authors
Exam Prep: Bank Exams , CAT
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Q:

The twice of sum of the ages of a father and his son is 8 times the age of the son. If the average age of the father and the son is 30 years, what is father's age ?

A) 42 yrs	B) 45 yrs
C) 36 yrs	D) 38 yrs

Answer & Explanation Answer: B) 45 yrs

Explanation:

Let father's age be x year and son's age be y year.

According to question,

2(x+y) = 8y _______(I)

and (x+y)/2 = 30

=> x+y = 60 years__________(II)

From equation (I) and (II)

8 y = 120

y = 15 years,

Hence x = 45 years.

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Filed Under: Problems on Ages
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Q:

In how many different ways can the letters of the word 'ABYSMAL' be arranged ?

A) 5040	B) 3650
C) 4150	D) 2520

Answer & Explanation Answer: D) 2520

Explanation:

Total number of letters in the word ABYSMAL are 7

Number of ways these 7 letters can be arranged are 7! ways

But the letter is repeated and this can be arranged in 2! ways

Total number of ways arranging ABYSMAL = 7!/2! = 5040/2 = 2520 ways.

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Filed Under: Permutations and Combinations
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Q:

Which Bank has become the first bank in India to launch DigiPOS, a Point of Sale (POS) machine ?

A) Yes Bank	B) HDFC Bank
C) ICICI Bank	D) SBI

Answer & Explanation Answer: B) HDFC Bank

Explanation:

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Filed Under: General Awareness
Exam Prep: Bank Exams , CAT
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Q:

A number is 2 more than thrice the second number and 4 times the smaller number is 5 more than the greater number. What is greater number ?

A) 7	B) 23
C) 9	D) 21

Answer & Explanation Answer: B) 23

Explanation:

Let the greater and smaller number be p and q respectively.

4q = p + 5 ------ (I)

p = 3q+2 ------- (II)

From equation (I) and (II)

q = 7

p = 23

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Filed Under: Problems on Numbers
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Q:

What is the capital of Bhutan ?

A) Dhaka	B) Thimphu
C) Tripoli	D) Tokyo

Answer & Explanation Answer: B) Thimphu

Explanation:

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Filed Under: World Geography
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