Ek admi ek well me gir gya. Well 20ft deep hai. Wo admi rozana 5ft upper ata hai aur jab raat ko sota hai to 4ft neeche chala jata hai.

Tu btayen wo kitne din me well se bahir aayega???

Answer if u are genius...

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wall = 20ft

one day = 5ft-4ft = 1ft

1ft in one day

Now 20ft in 20 days 

Worng answer

Qaiser Naseer Ahmad said:

wall = 20ft

one day = 5ft-4ft = 1ft

1ft in one day

Now 20ft in 20 days 

16 days

explain...

Noor (MCS) said:

16 days

kia ya answer correct hai ya nhi

its correct, but you have to explain it.

Noor (MCS) said:

kia ya answer correct hai ya nhi

Check the image. it is apparent that on 16th day he will already on the ledge of the well. so he won't fall so he will be out.

Attachments:

Well deep=20 ft

Upper ata hai  =5ft

Neeche jata  =4ft

Days=?

1st day 5 ft upper ata and 4 ft neech jata hai.

2nd day  point 2 sy 5ft upper ata hai yani 6 pa and 4 fit neeche jata hai

3rd day point 3 sy 5ft upper ata hai yani 7 pa nd 4 fit neeche jata hai.

4th day point 4 sy 5ft upper ata hai 8 pa nd 4 fit neechejata hai.

           8-4=4days

5th day point 5 sy 5 ft upper ata hai yani 9 pa and 4ft neeche jata hai

                     =9-4=5 days

6th day point 6 sy 5ft upper ata hai yani 10 pa and 4 ft neeche jata hai .

                  10-4=6days

7thday point 7 sy 5 ft upper jata hai yani 11 pa and 4 ft neeche ata hai

                      11-4=7days

8th day point 8 sy 5 ft upper ata hai yani 12 pa and 4ft neeche jata hai .

       12-4=8 day

9th day point 9 sy 5ft upper ata hai yani 13 pa and 4 ft neeche jata hai.

    13-4=9 days

10th day point 10 sy 5 ft upper ata hai yani 14 pa and 4 ft neeche jata hai

    14-4=10 days

 

 

11th   day point 11 sy 5 ft upper ata hai yani 15 pa and 4 ft neeche jata hai .

         15-4=11days

12th  day point 12 sy 5ft upper ata hai yani 16 pa nd 4 ft neechej ata hai.

    16-4=12 days

13th day point 13 sy 5 fit upper ata hai yani 17 pa and 4 fit neeche jata hai.

=17-4=13days

14th day point 14 sy 5 ft upper ata hai yani 18 pa and 4fit neeche jata hai .

   18-4=14 days

15th day point 15 sy 5 ft upper ata hai yani 19 pa and 4 fit neeche ata hai.

   19-4=15 days

16th day point 16 sy 5 ft upper ata hai yani 20fit and 4 fit neeche jata hai .

20-4=16 days

 

 

 

right. 16th day jab wo 5 feet uper aya tu raat ka wait nhi krega balkay bahir aa jayega

Noor (MCS) said:

Well deep=20 ft

Upper ata hai  =5ft

Neeche jata  =4ft

Days=?

1st day 5 ft upper ata and 4 ft neech jata hai.

2nd day  point 2 sy 5ft upper ata hai yani 6 pa and 4 fit neeche jata hai

3rd day point 3 sy 5ft upper ata hai yani 7 pa nd 4 fit neeche jata hai.

4th day point 4 sy 5ft upper ata hai 8 pa nd 4 fit neechejata hai.

           8-4=4days

5th day point 5 sy 5 ft upper ata hai yani 9 pa and 4ft neeche jata hai

                     =9-4=5 days

6th day point 6 sy 5ft upper ata hai yani 10 pa and 4 ft neeche jata hai .

                  10-4=6days

7thday point 7 sy 5 ft upper jata hai yani 11 pa and 4 ft neeche ata hai

                      11-4=7days

8th day point 8 sy 5 ft upper ata hai yani 12 pa and 4ft neeche jata hai .

       12-4=8 day

9th day point 9 sy 5ft upper ata hai yani 13 pa and 4 ft neeche jata hai.

    13-4=9 days

10th day point 10 sy 5 ft upper ata hai yani 14 pa and 4 ft neeche jata hai

    14-4=10 days

 

 

11th   day point 11 sy 5 ft upper ata hai yani 15 pa and 4 ft neeche jata hai .

         15-4=11days

12th  day point 12 sy 5ft upper ata hai yani 16 pa nd 4 ft neechej ata hai.

    16-4=12 days

13th day point 13 sy 5 fit upper ata hai yani 17 pa and 4 fit neeche jata hai.

=17-4=13days

14th day point 14 sy 5 ft upper ata hai yani 18 pa and 4fit neeche jata hai .

   18-4=14 days

15th day point 15 sy 5 ft upper ata hai yani 19 pa and 4 fit neeche ata hai.

   19-4=15 days

16th day point 16 sy 5 ft upper ata hai yani 20fit and 4 fit neeche jata hai .

20-4=16 days

 

 

 

right

Amir Hameed said:

Check the image. it is apparent that on 16th day he will already on the ledge of the well. so he won't fall so he will be out.

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