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 English interview questions  English Interview Questions (465)
 General Aptitude interview questions  General Aptitude Interview Questions (1900)
 Puzzles interview questions  Puzzles Interview Questions (460)
Question
1,5,7,40,15,_?
next no
no arithmetic
simple logic...
 Question Submitted By :: Puzzles
I also faced this Question!!     Answer Posted By  
 
Answer
# 1
no of letters
one 3
five 4
seven 5
.
.
fifteen 7

fourteen 8

1,5,7,40,15,14 or any 8 digit letter number
 
Is This Answer Correct ?    20 Yes 2 No
Ruthra
 
Answer
# 2
since no arithmetic logic is required
comma between 1 and 5 is removed it results 15
so comma between 7 and 40 should be removed it results 740.
 
Is This Answer Correct ?    0 Yes 1 No
Pradeep
 
 
 
Answer
# 3
the answer may be 320 because of alternative series
like
5X8=40
40x8=320
 
Is This Answer Correct ?    0 Yes 8 No
Lathika
 

 
 
 
Other Puzzles Interview Questions
 
  Question Asked @ Answers
 
It comes once in a year and twice in a week what is that? Infosys 19
Take 5 Zero's and perform any mathematical opretion on them to make ans 120. (can't use any number) CitiGroup 15
agar mein aapko ek pen gift du aur aapko kahu ki aap us pen se mere haato me kuch likho jo mujhe hamesa yaad rahe to aap kya likhoge?   12
Consider a chessboard with a single Rook. A Rook can move any number of square sideways/forward, but not diagonally. What is the minimum number of moves the Rook needs to make, in order to pass over all the squares on the chessboard and return to the original position?   5
What is the smallest number which when divided by 10 leaves a remainder of 9, when divided by 9 leaves a remainder of 8, when divided by 8 leaves a remainder of 7, when divided by 7 leaves a remainder of 6 and so on until when divided by 2 leaves a remainder of 1? Banking 3
The secret agent X emailed some code to his head office. They are "RADAR, LEVEL, ROTOR, REDIVIDER, MOTOR". But four of these five words have something in common and one is fake. Can you tell which one is fake? Ignore the fact that four of the code-words are of the same length.   4
if 12+22=24 23+8=6 32+13=40 73+16=144 then 36+2=? Wipro 8
In the town called Alibaug, the following facts are true: ? No two inhabitants have exactly the same number of hairs. ? No inhabitants has exactly 2025 hairs. ? There are more inhabitants than there are hairs on the head of any one inhabitants. What is the largest possible number of the inhabitants of Alibaug? HCL 1
What is the smallest whole number that, when divided by 2, leaves a remainder of 1; when divided by 3, leaves a remainder of 2; and so on, up to leaving a remainder of 9 when divided by 10? ASD-Lab 22
In how many ways can we put numbers 1 to 9 without repeating in a 3*3 matrix,so that the sum of all elements in any row and column and diagonal is 15?? Amazon 6
Six cabins numbered 1-6 consecutively, are arranged in a row and are separated by thin dividers. These cabins must be assigned to six staff members based on following facts. 1. Miss Shalaka's work requires her to speak on the phone frequently throughout the day. 2. Miss Shudha prefers cabin number 5 as 5 is her lucky number. 3. Mr. Shaan and Mr. Sharma often talk to each other during their work and prefers to have adjacent cabins. 4. Mr. Sinha, Mr. Shaan and Mr. Solanki all smoke. Miss Shudha is allergic to smoke and must have non-smokers adjacent to her. 5. Mr. Solanki needs silence during work. Can you tell the cabin numbers of each of them?   1
A fly is flying between two trains, each travelling towards each other on the same track at 60 km/h. The fly reaches one engine, reverses itself immediately, and flies back to the other engine, repeating the process each time. The fly is flying at 90 km/h. If the fly flies 180 km before the trains meet, how far apart were the trains initially?   3
 
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