Puzzles contest - 90

HELP · 17-05-06, 02:02 PM

1. Complete the series: 5, 20, 24, 6, 2, 8, ?

2. There is a safe with a 5 digit number as the key.

The 4th digit is 4 greater than second digit, while 3rd digit is 3

less than 2nd digit.

The 1st digit is thrice the last digit.

There are 3 pairs whose sum is 11.

Find the number.

3. Father's age is three years more than three times the son's age.

After three years, father's age will be ten years more than twice the

son's age. What is the father's present age.

4. There are 20 poles with a constant distance between each pole

A car takes 24 second to reach the 12th pole.

How much will it take to reach the last pole.

5. A car is travelling at a uniform speed.The driver sees a milestone showing a 2-digit number.

After travelling for an hour the driver sees another milestone with the

same digits in reverse order.After another hour the driver sees another milestone containing the

same two digits. What is the average speed of the driver.

muralisankars · 18-05-06, 02:30 AM

1. Complete the series: 5, 20, 24, 6, 2, 8, ?

Ans: 12

Sol: 5*4=20

20+4=24

24/4=6

6-4=2

2*4=8

8+4=12

iCanSolveIt · 18-05-06, 05:12 AM

2. There is a safe with a 5 digit number as the key.
The 4th digit is 4 greater than second digit, while 3rd digit is 3
less than 2nd digit.
The 1st digit is thrice the last digit.
There are 3 pairs whose sum is 11.
Find the number.

ANS 29256

3. Father's age is three years more than three times the son's age.
After three years, father's age will be ten years more than twice the
son's age. What is the father's present age.

ANS. father 33, son 10

4. There are 20 poles with a constant distance between each pole
A car takes 24 second to reach the 12th pole.
How much will it take to reach the last pole.

ANS 40 sec

5. A car is travelling at a uniform speed.The driver sees a milestone showing a 2-digit number.
After travelling for an hour the driver sees another milestone with the
same digits in reverse order.After another hour the driver sees another milestone containing the
same two digits. What is the average speed of the driver

ANS he is moving with a speed of 55 KM/hr

as he saw the first milestone 16

afteran hourit will be 61

and after another hour it will be 116

17-05-06, 02:02 PM	#1 (permalink)
HELP Senior Member Join Date: Jan 2006 Posts: 976 Thanks: 0 Thanked 27 Times in 20 Posts Thanks: 0 Thanked 27 Times in 20 Posts Rep Power: 14	1. Complete the series: 5, 20, 24, 6, 2, 8, ? 2. There is a safe with a 5 digit number as the key. The 4th digit is 4 greater than second digit, while 3rd digit is 3 less than 2nd digit. The 1st digit is thrice the last digit. There are 3 pairs whose sum is 11. Find the number. 3. Father's age is three years more than three times the son's age. After three years, father's age will be ten years more than twice the son's age. What is the father's present age. 4. There are 20 poles with a constant distance between each pole A car takes 24 second to reach the 12th pole. How much will it take to reach the last pole. 5. A car is travelling at a uniform speed.The driver sees a milestone showing a 2-digit number. After travelling for an hour the driver sees another milestone with the same digits in reverse order.After another hour the driver sees another milestone containing the same two digits. What is the average speed of the driver. __________________ WE WISH YOU ALL THE BEST SURESHKUMAR.NET TEAM

18-05-06, 02:30 AM	#2 (permalink)
muralisankars Junior Member Join Date: Feb 2006 Location: India Posts: 12 Thanks: 0 Thanked 0 Times in 0 Posts Thanks: 0 Thanked 0 Times in 0 Posts Rep Power: 3	1. Complete the series: 5, 20, 24, 6, 2, 8, ? Ans: 12 Sol: 54=20 20+4=24 24/4=6 6-4=2 24=8 8+4=12 __________________ Life is the hard by the yard, But by the inch, It\'s the cinch.... Bye from sms..................

18-05-06, 05:12 AM	#3 (permalink)
iCanSolveIt Junior Member Join Date: May 2006 Location: India Posts: 14 Thanks: 0 Thanked 0 Times in 0 Posts Thanks: 0 Thanked 0 Times in 0 Posts Rep Power: 3	2. There is a safe with a 5 digit number as the key. The 4th digit is 4 greater than second digit, while 3rd digit is 3 less than 2nd digit. The 1st digit is thrice the last digit. There are 3 pairs whose sum is 11. Find the number. ANS 29256 3. Father's age is three years more than three times the son's age. After three years, father's age will be ten years more than twice the son's age. What is the father's present age. ANS. father 33, son 10 4. There are 20 poles with a constant distance between each pole A car takes 24 second to reach the 12th pole. How much will it take to reach the last pole. ANS 40 sec 5. A car is travelling at a uniform speed.The driver sees a milestone showing a 2-digit number. After travelling for an hour the driver sees another milestone with the same digits in reverse order.After another hour the driver sees another milestone containing the same two digits. What is the average speed of the driver ANS he is moving with a speed of 55 KM/hr as he saw the first milestone 16 afteran hourit will be 61 and after another hour it will be 116 __________________ If it\'s true that we are here to help others, Then what exactly are the others here for?

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