Discussion about math, puzzles, games and fun. Useful symbols: ÷ × ½ √ ∞ ≠ ≤ ≥ ≈ ⇒ ± ∈ Δ θ ∴ ∑ ∫ π -¹ ² ³ °

You are not logged in.

- Topics: Active | Unanswered

**ganesh****Moderator**- Registered: 2005-06-28
- Posts: 21,098

Hi anonimnystefy and bobbym,

The solution #1524 is correct, bobbym! Neat job!

#1525. Find the average of the cubes of first 8 natural numbers.

It is no good to try to stop knowledge from going forward. Ignorance is never better than knowledge - Enrico Fermi.

Nothing is better than reading and gaining more and more knowledge - Stephen William Hawking.

Offline

**bobbym****Administrator**- From: Bumpkinland
- Registered: 2009-04-12
- Posts: 104,823

Hi;

**In mathematics, you don't understand things. You just get used to them.****If it ain't broke, fix it until it is.**

**Online**

**ganesh****Moderator**- Registered: 2005-06-28
- Posts: 21,098

Hi bobbym,

The solution #1525 is correct. Well done!

#1526. The product of two numbers is 1452. The first number is 1/3 of the second number. Find the first number.

It is no good to try to stop knowledge from going forward. Ignorance is never better than knowledge - Enrico Fermi.

Nothing is better than reading and gaining more and more knowledge - Stephen William Hawking.

Offline

**anonimnystefy****Real Member**- From: Harlan's World
- Registered: 2011-05-23
- Posts: 16,015

Hi ganesh

Here lies the reader who will never open this book. He is forever dead.

Taking a new step, uttering a new word, is what people fear most. ― Fyodor Dostoyevsky, Crime and Punishment

The knowledge of some things as a function of age is a delta function.

Offline

**bobbym****Administrator**- From: Bumpkinland
- Registered: 2009-04-12
- Posts: 104,823

Hi ganesh;

**In mathematics, you don't understand things. You just get used to them.****If it ain't broke, fix it until it is.**

**Online**

**ganesh****Moderator**- Registered: 2005-06-28
- Posts: 21,098

Hi anonimnystefy and bobbym,

The solution #1526 is correct. Good work!

#1527. If the sum of two numbers is 22 and the sum of their squares is 404, find the product of the numbers.

It is no good to try to stop knowledge from going forward. Ignorance is never better than knowledge - Enrico Fermi.

Nothing is better than reading and gaining more and more knowledge - Stephen William Hawking.

Offline

**bobbym****Administrator**- From: Bumpkinland
- Registered: 2009-04-12
- Posts: 104,823

Hi;

**In mathematics, you don't understand things. You just get used to them.****If it ain't broke, fix it until it is.**

**Online**

**anonimnystefy****Real Member**- From: Harlan's World
- Registered: 2011-05-23
- Posts: 16,015

Hi ganesh

Here lies the reader who will never open this book. He is forever dead.

Taking a new step, uttering a new word, is what people fear most. ― Fyodor Dostoyevsky, Crime and Punishment

The knowledge of some things as a function of age is a delta function.

Offline

**ganesh****Moderator**- Registered: 2005-06-28
- Posts: 21,098

Hi bobbym and anonimnystefy,

The solution #1527 is correct. Brilliant!

#1528. The sum of three numbers is 264. If the first number be twice the second and third number be one-third of the first, what is the second number?

Nothing is better than reading and gaining more and more knowledge - Stephen William Hawking.

Offline

**bobbym****Administrator**- From: Bumpkinland
- Registered: 2009-04-12
- Posts: 104,823

Hi;

**In mathematics, you don't understand things. You just get used to them.****If it ain't broke, fix it until it is.**

**Online**

**ganesh****Moderator**- Registered: 2005-06-28
- Posts: 21,098

Hi bobbym,

The solution #1528 is perfect. Marvelous!

#1529. The sum of seven consecutive odd integers is 133. Find the least odd integer.

Nothing is better than reading and gaining more and more knowledge - Stephen William Hawking.

Offline

**bobbym****Administrator**- From: Bumpkinland
- Registered: 2009-04-12
- Posts: 104,823

Hi;

**In mathematics, you don't understand things. You just get used to them.****If it ain't broke, fix it until it is.**

**Online**

**careless25****Real Member**- Registered: 2008-07-24
- Posts: 559

Offline

**ganesh****Moderator**- Registered: 2005-06-28
- Posts: 21,098

Hi bobbym and careless25,

Good work, careless25!

#1530. The sum of two numbers is 22. Five times one number is equal to 6 times the other. Find the bigger number of the two numbers.

Nothing is better than reading and gaining more and more knowledge - Stephen William Hawking.

Offline

**bobbym****Administrator**- From: Bumpkinland
- Registered: 2009-04-12
- Posts: 104,823

Hi;

**In mathematics, you don't understand things. You just get used to them.****If it ain't broke, fix it until it is.**

**Online**

**ganesh****Moderator**- Registered: 2005-06-28
- Posts: 21,098

Hi bobbym,

The solution #1530 is correct. Good work!

#1531. The sum of two numbers is 40 and their difference is 4. Find the ratio of the numbers.

Nothing is better than reading and gaining more and more knowledge - Stephen William Hawking.

Offline

**bobbym****Administrator**- From: Bumpkinland
- Registered: 2009-04-12
- Posts: 104,823

Hi ganesh;

**In mathematics, you don't understand things. You just get used to them.****If it ain't broke, fix it until it is.**

**Online**

**ganesh****Moderator**- Registered: 2005-06-28
- Posts: 21,098

Hi bobbym,

The solution #1531 is correct. Good work!

#1532. The difference between 90% of a number and 74% of the same number is 268. What is 56% of that number?

Nothing is better than reading and gaining more and more knowledge - Stephen William Hawking.

Offline

**bobbym****Administrator**- From: Bumpkinland
- Registered: 2009-04-12
- Posts: 104,823

Hi;

**In mathematics, you don't understand things. You just get used to them.****If it ain't broke, fix it until it is.**

**Online**

**ganesh****Moderator**- Registered: 2005-06-28
- Posts: 21,098

Hi bobbym,

The solution #1532 is perfect. Good work!

#1533. 5 out of 2250 parts of earth is sulfur. What is the percentage of sulfur in the earth?

Nothing is better than reading and gaining more and more knowledge - Stephen William Hawking.

Offline

**bobbym****Administrator**- From: Bumpkinland
- Registered: 2009-04-12
- Posts: 104,823

Hi;

**In mathematics, you don't understand things. You just get used to them.****If it ain't broke, fix it until it is.**

**Online**

**ganesh****Moderator**- Registered: 2005-06-28
- Posts: 21,098

Hi bobbym,

The solution #1533 is correct. Well done!

#1534. If 16% of 40% of a number is 8, then what is the number?

Nothing is better than reading and gaining more and more knowledge - Stephen William Hawking.

Offline

**bobbym****Administrator**- From: Bumpkinland
- Registered: 2009-04-12
- Posts: 104,823

Hi ganesh;

**In mathematics, you don't understand things. You just get used to them.****If it ain't broke, fix it until it is.**

**Online**

**ganesh****Moderator**- Registered: 2005-06-28
- Posts: 21,098

Hi bobbym,

The solution #1534 is correct. Good work!

#1535. In an examination, 36% of the students failed in Hindi, 54% failed in English, and 20% failed in both. What percent of the total students passed in both the subjects?

Nothing is better than reading and gaining more and more knowledge - Stephen William Hawking.

Offline

**anonimnystefy****Real Member**- From: Harlan's World
- Registered: 2011-05-23
- Posts: 16,015

Hi ganesh

Here lies the reader who will never open this book. He is forever dead.

Taking a new step, uttering a new word, is what people fear most. ― Fyodor Dostoyevsky, Crime and Punishment

The knowledge of some things as a function of age is a delta function.

Offline