Exams


Q:

If 6 men and 8 boys can do a piece of work in 10 days while 26 men and 48 boys can do the same in 2 days what is time taken by 15 men and 20 boys?

A) 4 days B) 6 days
C) 7 days D) 5 days
 
Answer & Explanation Answer: A) 4 days

Explanation:

Given that 

6 men and 8 boys can do a piece of work in 10 days 

26 men and 48 boys can do the same in 2 days

 

As the work done is equal,

10(6M + 8B) = 2(26M + 48B)

60M + 80B = 52M + 96B

=> M = 2B

=> B = M/2 ……(1)

 

Now Put (1) in 15M + 20B

=> 15M + 10M = 25M

Now, 6M + 8B in 10 days

=> (6M + 4M) 10 = 100M

Then D(25M) = 100M

=> D = 4 days.

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

33 26596
Q:

Which of the following terms follows the trend of the given list?

 

XXXXXXx, XXXXXxX, XXXXxXX, XXXxXXX, XXxXXXX, _______________.

 

A) xXXXXXX B) XXXXXXx
C) XxXXXXX D) XXXXXxX
 
Answer & Explanation Answer: C) XxXXXXX

Explanation:
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Filed Under: Alphabet Test
Exam Prep: Bank Exams

1 26585
Q:

In a certain coding language, iF GO = 32 & SHE = 49 then SOME will be equal to ?

A) 56 B) 58
C) 62 D) 64
 
Answer & Explanation Answer: A) 56

Explanation:

If we count letters till the end of the alphabet including that letter in reverse order then
Here the values are nothing but the values corresponding to the alphabets when taken in a reverse order,i.e,A=26 ,B=25...,Z=1
G = 20 and O = 12 totaling 32
S = 8, H = 19 and E = 22 totaling 49

So
SOME = 8 + 12 + 14 + 22 = 56.

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Filed Under: Coding and Decoding
Exam Prep: AIEEE , Bank Exams , CAT , GATE , GRE , TOEFL
Job Role: Analyst , Bank Clerk , Bank PO , IT Trainer

102 26561
Q:

The ratio of water and alcohol in two different containers is 2:3 and 4:5. In what ratio we are required to mix the mixtures  of two containers in order to get the new mixture in which the ratio of alcohol and water be 7:5?

A) 7:3 B) 5:3
C) 8:5 D) 2:7
 
Answer & Explanation Answer: B) 5:3

Explanation:

W1:A1  W2:A2  ..... WN:AN

  2 : 3                   4 : 5                    5 : 7 

 

W1W1+A1 = 25 W2W2+A2=49  WNWN+AN = 512

= 72/180

= 80/180

= 75/180  

                     

 

 =>     5   :   3

 

Therefore, the ratio is  5: 3

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Filed Under: Alligation or Mixture
Exam Prep: AIEEE , Bank Exams , CAT
Job Role: Analyst , Bank Clerk , Bank PO

49 26560
Q:

In the following question, select the missing number from the given series.

123, 120, 116, 111, ?, 98

 

A) 100 B) 105
C) 99 D) 103
 
Answer & Explanation Answer: B) 105

Explanation:
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Filed Under: Number Series
Exam Prep: Bank Exams

1 26549
Q:

Which of the statements given below are correct?

A) In 2017, Wes Morgan captained the Premier League team Leicester City.
B) In 2017, Romelu Lukaku played for the Premier League team Manchester United.
C) France hosted the Tennis 2017 Davis Cup Final.

A) Only C B) A and C
C) A, B and C D) None
 
Answer & Explanation Answer: C) A, B and C

Explanation:
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Filed Under: Sports
Exam Prep: Bank Exams

1 26529
Q:

Two numbers are in the ratio of 15 : 11.If their HCF is 13. Find  the numbers.

 

A) 195, 143 B) 196, 143
C) 195, 141 D) 195, 142
 
Answer & Explanation Answer: A) 195, 143

Explanation:
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Filed Under: HCF and LCM
Exam Prep: Bank Exams

6 26522
Q:

Which Indian bowler becomes the second highest wicket-taker in tests played in India?

 

A) Ravichandran Ashwin B) Axar Patel
C) Jasprit Bumrah D) Bhuvaneshwar Kumar
 
Answer & Explanation Answer: A) Ravichandran Ashwin

Explanation:
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Filed Under: Sports
Exam Prep: Bank Exams

1 26489