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

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#51 Re: Jai Ganesh's Puzzles » 10 second questions » 2011-10-31 21:19:10

bobbym wrote:

2,3 are all divisors of 6. You cannot say that 6 is a divisor of 2. You also can not say 6 is a divor of 1. 1 is a divisor of 6. A divisor is smaller or the same size as the number.

When did I say that I disagree with this ?

#52 Re: Guestbook » How old are you bobbym? » 2011-10-31 21:17:15

bobbym wrote:

What browser are you using and are you running special software?

Mozilla Firefox 7.

#53 Re: Guestbook » How old are you bobbym? » 2011-10-31 21:11:34

bobbym wrote:

Go into profiles and check "Display" see that user signatures is checked.

It is already checked.

#54 Re: Jai Ganesh's Puzzles » 10 second questions » 2011-10-31 21:08:13

bobbym wrote:

A guess at what?

A guess at a prime number which is divisible by the sum provided, i.e. with a remainder as 0.

#55 Re: Guestbook » How old are you bobbym? » 2011-10-31 21:07:02

bobbym wrote:

Look at mine.

Yes, so what's the problem in my signature ? I did the same too.
Post what is there in your signature box (here).

#56 Re: Jai Ganesh's Puzzles » 10 second questions » 2011-10-31 20:59:56

bobbym wrote:

That sum is a huge number. The prime to have that as a divisor must be larger.

For instance 32 has 2 as a divisor.

So if you want a small prime number, you have to make a guess.

#57 Re: Guestbook » How old are you bobbym? » 2011-10-31 20:57:24

bobbym wrote:

No I can not. What are you trying to use?

For testing ?

It is : Testing. Can I ?

#58 Re: Maths Is Fun - Suggestions and Comments » Zoomable Number Line » 2011-10-31 20:55:35

bob bundy wrote:

Hold the shift key.

Bob

Now that works. cool

#59 Re: Jai Ganesh's Puzzles » 10 second questions » 2011-10-31 20:53:40

bobbym wrote:

Hi ganesh;

For 3350. If a number is divisible by

That means it is larger than that. Is that what you want?

No. Just a prime number divisible by that sum. That's it.

#60 Re: Help Me ! » Ultimate verdict » 2011-10-31 20:51:34

That's okay. I went through that site. Besides, I have revised my M1 book a well number of satisfied times. I am doing the past papers now.

Thank you.

#61 Re: Help Me ! » Equations with parenthesis? » 2011-10-31 20:50:13

bobbym wrote:

I have left an idea in the other thread. Try that for me.

I saw that.

#62 Re: Guestbook » How old are you bobbym? » 2011-10-31 20:46:22

bobbym wrote:

Hi;

Looking at your signature it appears to be 5 lines. It may be too long. Try a shorter one for a test.

Can you view it now ? I can't.

I kept a word for testing. Still not working.

#64 Re: Jai Ganesh's Puzzles » 10 second questions » 2011-10-31 20:42:27

ganesh wrote:

Hi Arthur Bon Zavi and bobbym,

The solution #3349 is correct, Arthur Bon Zavi. Well done! (The solution #3348 is 20).

The solutions #3348 and #3349 are both correct, bobbym! Excellent!

#3350. Which is the prime number divisible by

?

#3351. The sum of two numbers is 40 nd their difference is 4. Find the ratio of these numbers.

Oh ! Yes, I realise my mistake now for #3348.

#65 Re: Guestbook » How old are you bobbym? » 2011-10-31 20:15:59

Sarah Rebekah wrote:

i dont care about your signature and stop posting in me and bobbym forum

Will you let me care about my signature whatsoever ? tongue

#66 Re: Help Me ! » Equations with parenthesis? » 2011-10-31 20:06:29

bobbym wrote:

Hi Sarah;

Hi Arthur Bon Zavi;

Any luck yet?

No. Not right. Still not appearing. Can you fix it ?

#67 Re: Jai Ganesh's Puzzles » General Quiz » 2011-10-31 20:03:28

ganesh wrote:

Hi bobbym,

The answer #2791 is correct. Good work!

#2793. In Indian numbers, how much is a 'Lakh' or 'Lac'?

#2794. In Indian numbers, how much is a 'Crore'?

#68 Re: Jai Ganesh's Puzzles » Oral puzzles » 2011-10-31 19:58:26

ganesh wrote:

Hi Arthur Bon Zavi and bobbym,

The solution #1284 is correct. Well done!

#1285. What is the value of x if

?

#69 Re: Help Me ! » Ultimate verdict » 2011-10-31 19:52:46

Yes, I saw that page.

What I need is some references for Mechanics 1 from this site. Yes, I have been through to the CIE website and resources already.

No, I am taking those subjects via school. I will post doubts if any.

Thanks man.

#70 Re: Guestbook » How old are you bobbym? » 2011-10-31 05:03:24

Where is my signature ? It is not being appeared. neutral

#71 Re: Guestbook » How old are you bobbym? » 2011-10-31 04:35:04

Sarah Rebekah wrote:

hey arthur stop posting in me and bobbym fourm

Why ?

#72 Re: Jai Ganesh's Puzzles » 10 second questions » 2011-10-31 03:06:49

ganesh wrote:

Hi bobbym,

The solution #3347 is correct. Excellent!

#3348. If a - b = 10 and ab = 50, what is

?

#3349.


#73 Re: Jai Ganesh's Puzzles » Oral puzzles » 2011-10-31 03:00:58

ganesh wrote:

Hi bobbym,

#1284. What is the sum of the roots of the equation x[sup]2[/sup] - 6x + 7 = 0?

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