Math Is Fun Forum

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

You are not logged in.

#2 Re: Jai Ganesh's Puzzles » 10 second questions » 2010-08-01 23:15:45

hi ganesh
pls send me proof for the
show that  1=2

#4 Re: Puzzles and Games » A Special Number » 2010-08-01 22:55:58

i cant under stand can u say clearly pls and me the ansr

#6 Re: Jai Ganesh's Puzzles » 10 second questions » 2010-07-21 05:41:37

ganesh wrote:

(5) In the realm of whole numbers, apart from zero and one, which the smallest number which is both a perfect square and a perfect cube?

(6) What is the angle between the hands of a clock when the time is 8.00?

(7) What is the side total of a 3X3 magic square with numbers from 1 to 9?

(8) How many zeros does a trillion (US) contain?

(9) What are the common factors of 111, 222, 333, 444, 555, 666, 777, 888, and 999? (Four of them)

(10) How many furlongs is a mile?

how we gwet 15 as ansr

#7 Re: Jai Ganesh's Puzzles » 10 second questions » 2010-07-21 05:34:40

bobbym wrote:

Hi santhosh;

santhosh wrote:

giv me tips for solving this q's in short time

You can answer both #1 and #2 quickly. But I don't see your answers here are mine.

tank u very much

#8 Re: Jai Ganesh's Puzzles » 10 second questions » 2010-07-21 05:32:52

giv me ansr 4 What is so special about the number 2.7182818284.... to mathematicians

#9 Re: Jai Ganesh's Puzzles » 10 second questions » 2010-07-21 04:54:41

santhosh wrote:
ganesh wrote:

(1) Is 1298045602 a perfect square?

(2) Is 6719247 a prime number?

2 ans is 19

giv me tips for solving this q's in short time

#10 Re: Jai Ganesh's Puzzles » 10 second questions » 2010-07-21 04:53:14

giv me reply my ansrs are write or wrong i
f any wrong giv me correct sol

#11 Re: Jai Ganesh's Puzzles » 10 second questions » 2010-07-21 04:52:13

santhosh wrote:
ganesh wrote:

Hi bobbym,

The solutions to 2210 and 2211 are correct. Good job!

#2212. An integer is chosen at random from 1 to 50.Find the probability that the number is divisible by 5.

#2213. There are 5 items defective in the sample of 25 items. Find the probability that an item chosen at random from the sample space is not defective.

2212 ans is 1/5=0.2

2213 ans is 0.5 or1/5

#12 Re: Jai Ganesh's Puzzles » 10 second questions » 2010-07-21 04:50:51

ganesh wrote:

Hi bobbym,

The solutions to 2210 and 2211 are correct. Good job!

#2212. An integer is chosen at random from 1 to 50.Find the probability that the number is divisible by 5.

#2213. There are 5 items defective in the sample of 25 items. Find the probability that an item chosen at random from the sample space is not defective.

2212 ans is 1/5=0.2

#13 Re: Jai Ganesh's Puzzles » 10 second questions » 2010-07-21 04:47:33

ganesh wrote:

(1) Is 1298045602 a perfect square?

(2) Is 6719247 a prime number?

2 ans is 19

#14 Re: Help Me ! » 1=2 proof » 2010-07-19 04:56:08

amhore13 wrote:

can you proof 1=0

pls tell me how it will get

Board footer

Powered by FluxBB