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Q:

In a daily morning walk three persons step off together. their steps measure 75 cm, 80 cm and 85 cm respectively. What is the minimum distance each should walk so that thay can cover the distance in complete steps  ?

A) 222 m 44 cm B) 204 m
C) 201 m 21 cm D) 208 m
 
Answer & Explanation Answer: B) 204 m

Explanation:

To find the minimum distance, we have to get the LCM of 75, 80, 85

Now, LCM of 75, 80, 85 = 5 x 15 x 16 x 17 = 20400

Hence, the minimum distance each should walk so that thay can cover the distance in complete steps = 20400 cms = 20400/100 = 204 mts.

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

11 5993
Q:

What Does BIOS Stand For

A) Backup Input Output System B) Battery Integrated Operating Setup
C) Basic Input Output System D) Better Integrated Operating System
 
Answer & Explanation Answer: C) Basic Input Output System

Explanation:

BIOS in computers stands for Basic Input Output System.

 

BIOS is a set of computer instructions in firmware which control input and output operations.

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Filed Under: Computer
Exam Prep: GATE , CAT , Bank Exams , AIEEE
Job Role: Project Manager , Network Engineer , IT Trainer , Database Administration , Bank PO , Bank Clerk , Analyst

25 5990
Q:

10 boys can complete a work in 7 days and 10 girls take 14 days to complete the work. How many days will 5 boys and 10 girls take to complete the work ?

A) 13 days B) 10 days
C) 7 days D) 16 days
 
Answer & Explanation Answer: C) 7 days

Explanation:

1 boy's 1 day work = 1/70

1 girl's 1 day work = 1/140

(5 boys + 10 girls)'s 1 day work = (5/70 + 10/140) = (1/14 + 1/14) = 1/7

 

5 boys and 10 girls will complete the work in 7 days.

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Filed Under: Time and Work
Exam Prep: GATE , CAT , Bank Exams , AIEEE
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2 5988
Q:

Which city is known as "Queen of Arabian Sea"  ?

A) Vizag B) Kakinada
C) Mumbai D) Kochi
 
Answer & Explanation Answer: D) Kochi

Explanation:
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Filed Under: Famous Places
Exam Prep: AIEEE , Bank Exams , CAT
Job Role: Bank Clerk , Bank PO

8 5986
Q:

The Famous 'Golconda Fort' is located in which state ?

A) Punjab B) Telangana
C) Goa D) Andhra Pradesh
 
Answer & Explanation Answer: B) Telangana

Explanation:
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Filed Under: Famous Places
Exam Prep: Bank Exams , CAT
Job Role: Bank Clerk

8 5985
Q:

India's first-ever test flight powered by biojet fuel was successfully conducted by which airline?

A) Air India B) Spice Jet
C) Kingfishers D) None of the above
 
Answer & Explanation Answer: B) Spice Jet

Explanation:
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Filed Under: General Awareness
Exam Prep: AIEEE , Bank Exams , CAT
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2 5985
Q:

The number of ways that 7 teachers and 6 students can sit around a table so that no two students are together is 

A) 7! x 7! B) 7! x 6!
C) 6! x 6! D) 7! x 5!
 
Answer & Explanation Answer: B) 7! x 6!

Explanation:

The students should sit in between two teachers. There are 7 gaps in between teachers when they sit in a roundtable. This can be done in 7P6ways. 7 teachers can sit in (7-1)! ways.

 

 Required no.of ways is = 7P6.6! = 7!.6!

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Filed Under: Permutations and Combinations
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10 5982
Q:

If the positions of the first and the fifth digits of the number 14278359 are interchanged, similarly the positions of the second and the sixth digits are interchanged and so on, then which of the following will be the second digit from the right end after the rearrangement ?

A) 5 B) 2
C) 7 D) 4
 
Answer & Explanation Answer: B) 2

Explanation:

Given number is 14278359
As given 1st and 5th digits, 2nd & 6th, 3rd & 7th and 4th & 8th digits are to to be interchanged.
Therfore, the rearranged number is 83591427
Then, the second digit from the right end is 2.

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Filed Under: Arithmetical Reasoning
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8 5977