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Categories >> Aptitude Questions >> Puzzles
 
 


 

 
 English interview questions  English Interview Questions (464)
 General Aptitude interview questions  General Aptitude Interview Questions (1897)
 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
 
Vipul was studying for his examinations and the lights went off. It was around 1:00 AM. He lighted two uniform candles of equal length but one thicker than the other. The thick candle is supposed to last six hours and the thin one two hours less. When he finally went to sleep, the thick candle was twice as long as the thin one. For how long did Vipul study in candle light?   9
There are N secret agents each know a different piece of secret information. They can telephone each other and exchange all the information they know. After the telephone call, they both know anything that either of them knew before the call. What are the minimum number of telephone calls needed so that all of the them know everything? Microsoft 8
What is the ten letter city 7 8 9 is a famous festival 3 4 5 is a degree 2 1 is a abbreviation of group of countries 7 6 gives the meaning? TCS 11
A 3 digit number is such that it's unit digit is equal to the product of the other two digits which are prime. Also, the difference between it's reverse and itself is 396. What is the sum of the three digits?   4
If a rook and a bishop of a standard chess set are randomly placed on a chessboard, what is the probability that one is attacking the other? Note that both are different colored pieces.   1
Find the least number which when divided by 35, leaves remainder 25; when divided by 45, leaves remainder 35 and when divided by 55, leaves remainder 45.   5
Outside a room there are three light switches. Each switch is connected to a different light bulb inside the room. Each of the three switches can be either 'ON' or 'OFF'. You are allowed to set each switch the way you want it, once, and then enter the room. Your task is to then determine which switch controls which bulb. How can you do it?   5
The minute and the hour hand of a watch meet every 65 minutes. How much does the watch lose or gain time and by how much? HCL 3
Why do you want to do job in Pharma midical company?   1
If a monkey climbes 3mts in 1hr and slips back 2mts. What the time taken to climb 20mts .   13
A person X have a certain number of mangoes, he gave 1/2 of total plus one mango to B, now he gave the 1/3 of remaining plus one mango to C, he gave the 1/4 of remaining plus one mango to D. Now he have no mango more, find how many mango was at beginning?   9
Three containers are of 15,10 and 6 ltrs capacity. Initially its in configuration (15,0,0). Make it to configuration (2,8,5).   5
 
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