A number of 9 digits has the following properties:
? The number comprising the leftmost two digits is
divisible by 2, that comprising the leftmost three digits
is divisible by 3, the leftmost four by 4, the leftmost
five by 5, and so on for the nine digits of the number i.e.
the number formed from the first n digits is divisible by
n, 2<=n<=9.
? Each digit in the number is different i.e. no
digits are repeated.
? The digit 0 does not occur in the number i.e. it is
comprised only of the digits 1-9 in some order.
Find the number.
- 10 Answers
- 23164 Views
- Citrix, HM Solutions, Wipro, I also Faced
- E-Mail Answers
Answers were Sorted based on User's Feedback
Answer / abhishek gupta
381654729 is the most correct answer as...
38 is divisible by 2 and the quotient is 19
381 is divisible by 3 and the quotient is 127
3816 is divisible by 4 and the quotient is 954
38165 is divisible by 5 and the quotient is 7633
381654 is divisible by 6 and the quotient is 63609
3816547 is divisible by 7 and the quotient is 545221
38165472 is divisible by 8 and the quotient is 4770684
381654729 is divisible by 9 and the quotient is 42406081
in other answers, the ans. either has digits repeating, or
it is incorrect, or the ans. doesn't have the proper
explanation as the people want.
| Is This Answer Correct ? | 47 Yes | 2 No |
Answer / cain
The correct answer is 381654729. the previous one doesn't
satisfy the division by 7.
| Is This Answer Correct ? | 32 Yes | 5 No |
Answer / manvendra singh
|3|8|1|6(5)4|7|2|9|
use some basic math fundamentals...............
| Is This Answer Correct ? | 2 Yes | 0 No |
Answer / unknown
can sm1 post the logic behind this question.... i mean the
explanation to solve this problem...
or u applied hit n trial??
| Is This Answer Correct ? | 4 Yes | 3 No |
Answer / muneesh kumar
183654729
There is a magic combination as 1 3 5 7 9
8 6 4 2
as it is not problem in dividing 1 and 3 by interchanging them but there is a problem in dividing 5 as it is either divisible by 5 or 0 , since 0 is not allowed so 5 should be there .after placing another numbers we can get lot of combinations except 5 as it has to be at 5th position.
| Is This Answer Correct ? | 0 Yes | 0 No |
Answer / atul kumar
There are more than one answers of this Q...infact many. Two
of such numbers are: 123258888 and 123252561.
| Is This Answer Correct ? | 5 Yes | 67 No |
Reshma is standing in front of her room.Ramu is coming from north towdars her and he can see his shadow falling on his right.In which direction she is standing?
There are 2 items combined cost is 110.. one item cost is 100 rupees more than the cost of other. So tell me indiviual cost of items......
Given the following facts: 1. Dinesh is younger than Farukh and older than Gurmit. 2. Jatin is younger than Chandu and older than Eshrat. 3. Amit is younger than Irfan and older than Chandu. 4. Farukh is younger than Bhavin and older than Hemant. 5. Irfan is younger than Gurmit and older than Jatin. 6. Hemant is older than Gurmit. Who is the Youngest?
Eleven boys and girls wait to take their seats in the same row in a movie theater. There are exactly 11 seats in the row. They decided that after the first person sits down, the next person has to sit next to the first. The third sits next to one of the first two and so on until all eleven are seated. In other words, no person can take a seat that separates him/her from at least one other person. How many different ways can this be accomplished? Note that the first person can choose any of the 11 seats.
wat will be the next number in the series.... 1,3,5,9,12,21,..
Without using any loops print {{{}}} (u cant use goto,for,while etc..).
A rich old Arab has three sons. When he died, he willed his 17 camels to the sons, to be divided as follows: First Son to get 1/2 of the camels Second Son to get 1/3rd of the camels Third Son to get 1/9th of the camels. The sons are sitting there trying to figure out how this can possibly be done, when a very old wise man goes riding by. They stop him and ask him to help them solve their problem. Without hesitation he divides the camels properly and continues riding on his way. How did he do it?
On evey Sunday Amar, Akbar and Anthony lunch together at Preetam-Da-Dhaba where they order lassi based on following facts. 1. Unless neither Amar nor Akbar have lassi, Anthony must have it. 2. If Amar does not have lassi, either Akbar or Anthony or both have it. 3. Anthony has lassi only if either Amar or Akbar or both have it. 4. Akbar and Anthony never have lassi together. Who order(s) lassi?
there is a desert. a professor has to cross it n it takes 6days for him to cross. there are enough food reserves and students who can help d professor cross d desert. each person including professor can carry only 4 food packets with him while crossing the desert. in d desert also, each person can hav at the most 4 packets with him and they need to eat one packet per person per day during their travel. how wil d professor reach the other side of desert??
1) You have 8 coins. 3 of them weigh x units, 3 y units, 1 a units and 1 b units. They are all mixed and look identical. You have to find the lightest coin in minimum number of weighing .
9 Answers Bhel, Mechanical, Microsoft, Oracle,
5. There are e 3 jars of diferent sizes. one jar holds 8 liters of milk, the other 2 jars of 5 liters and 3 liters are empty. there is no measuring level or marks in all the jars. Jugle between these 3 jars and get 2 jars containing 4 liters each at the end.
A person is standing at the top of a 100mt building, he has a rope 75mts long and the only way he can come down is through the rope. He can cut the rope also he can tie the rope at any point on the building, but he cant jump and ofcourse dont even think about the stairs :D Find out the best way he'll come down.
14 Answers Compro, Huawei, Oracle, Tech Mahindra,
English 
