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Q:

The solution of 3(2u + v) = 7 uv and 3(u + 3v) = 11 uv is _____

 

A) u = 1, v = 0 B) u = 1, v = 3/2
C) u = 0, v = 3/4 D) u = 0, v = 1
 
Answer & Explanation Answer: B) u = 1, v = 3/2

Explanation:

Using Trial and error method,

From the options  u = 1, v = 3/2 satisfies both the equations.

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Filed Under: Mathematical Operations
Exam Prep: AIEEE , Bank Exams , CAT
Job Role: Analyst , Bank Clerk , Bank PO

37 21238
Q:

The novelist, poet and critic of which language has been conferred with Jnanpith Award for 2015?

 

A) Bengali B) Telugu
C) Odia D) Gujarati
 
Answer & Explanation Answer: D) Gujarati

Explanation:
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Filed Under: Honours and Awards
Exam Prep: Bank Exams

0 21232
Q:

A man saves 20% of his monthly salary. If an account of dearness of things he is to increase his monthly expenses by 15%, he is only able to save Rs. 400 per month. What is his monthly salary ?

A) Rs. 6000 B) Rs. 4500
C) Rs. 5000 D) Rs. 6500
 
Answer & Explanation Answer: C) Rs. 5000

Explanation:

Income = Rs. 100

Expenditure = Rs. 80

Savings = Rs. 20

Present Expenditure 80x(15/100) = Rs. 12 = 80 + 12 = Rs. 92

Present Savings = 100 – 92 = Rs. 8

100 ------ 8
? --------- 400 => 5000

His salary = Rs. 5000

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Filed Under: Profit and Loss
Exam Prep: AIEEE , Bank Exams , CAT , GATE
Job Role: Bank Clerk , Bank PO

24 21225
Q:

In the given figure, how many pens are blue?

 

A) 23 B) 19
C) 12 D) 15
 
Answer & Explanation Answer: A) 23

Explanation:
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Filed Under: Verbal Reasoning - Mental Ability
Exam Prep: Bank Exams

1 21196
Q:

Select the option that represents the number of parallelograms in the given figure.

 

 

A) 4 B) 2
C) 3 D) 1
 
Answer & Explanation Answer: A) 4

Explanation:
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Filed Under: Arithmetical Reasoning
Exam Prep: Bank Exams

1 21180
Q:

Select the option that will come next in the following figure series.

 

A) B B) D
C) A D) C
 
Answer & Explanation Answer: D) C

Explanation:
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Filed Under: Image Analysis
Exam Prep: Bank Exams

0 21162
Q:

An accurate clock shows 7 o'clock in the morning. Through how may degrees will the hour hand rotate when the clock shows 3 o'clock in the afternoon?

A) 144º B) 168º
C) 180º D) 150º
 
Answer & Explanation Answer: C) 180º

Explanation:

Angle traced by the hour hand in 6 hours =360o12×6 = 180o.

 


 

 


 
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Filed Under: Clocks
Exam Prep: CAT
Job Role: Bank Clerk

41 21154
Q:

5 men and 4 women are to be seated in a row so that the women occupy the even places . How many such arrangements are possible?

A) 2880 B) 1440
C) 720 D) 2020
 
Answer & Explanation Answer: A) 2880

Explanation:

There are total 9 places out of which 4 are even and rest 5 places are odd.

 

4 women can be arranged at 4 even places in 4! ways.

 

and 5 men can be placed in remaining 5 places in 5! ways.

 

Hence, the required number of permutations  = 4! x 5! = 24 x 120 = 2880

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Filed Under: Permutations and Combinations
Exam Prep: GATE , CAT , Bank Exams , AIEEE
Job Role: Bank PO , Bank Clerk

8 21133