Hi , Here is an easy way to find an answer to a 5 times question. If you are multiplying 5 times an even number: halve the number you are multiplying by and...
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krishany2k
Dec 29, 2003 11:40 am
The reason why the rule is different for multiplication by 11 and by 12 is obviously because the right digits are different. The right digit, we could call the...
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krishany2k
Dec 29, 2003 11:44 am
2. Multiplication of two 2 digit numbers Consider the conventional multiplication of two 2 digit numbers 12 and 23 shown below: 12 X 23 ... 36 24 ... Ans. 276 ...
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Simran Vagh
simranvagh
Dec 29, 2003 12:25 pm
Wow! I am feeling lucky to join this group after that the group have only two members Simran.. krishany2k <krishany2k@...> wrote: Hi , Here is an easy...
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swarvanu chatterjee
swar_123456
Dec 30, 2003 4:50 am
hi __________________________________ Do you Yahoo!? Free Pop-Up Blocker - Get it now http://companion.yahoo.com/...
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krishany2k
Dec 30, 2003 4:55 am
ages ... * Ten years from now Tim will be twice as old as Jane was when Mary was nine times as old as Tim. * Eight years ago, Mary was half as old as Jane will...
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priyankaat2003
Dec 30, 2003 7:39 am
It can also be done by taking the number to multiply with 5 Half it Multiply by 10 5 x 4 = 2 x 10 = 20 5 x 3 = 1.5 x 10 = 15 5 x 1663 = 831.5 x 10 = 8315 ...
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priyankaat2003
Dec 30, 2003 7:39 am
Hello Guys I am new to this group. I have already joined tomany groups related to CAT but I hope here I will learn more About Mathematical Problems or tips and...
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simranvagh
Dec 30, 2003 10:05 am
Hi Priyanka I am Simran I am also new to this group like you and preparing for CAT-2004. Cheers.....
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simranvagh
Dec 30, 2003 10:05 am
The solution: Tim is 3, Jane is 8, and Mary is 15. A little grumbling is in order here, as clue number 1 leads to the situation a year and a half ago, when Tim...
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Amit
bacchhu
Dec 31, 2003 6:50 am
Hi Priyanka this is Amit. Welcome to the group, have you joined the "magical methods" for CAT? priyankaat2003 <priyankaat2003@...> wrote: Hello Guys I...
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roxvary
Dec 31, 2003 6:54 am
1) Characterization of twin primes: Let p and p+2 be positive odd integers. Then the following statements are equivalent: a) p and p+2 are both prime; b)...
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roxvary
Dec 31, 2003 6:55 am
Characterization of a pair of primes: Let p and p+k be positive integers, with (p, p+k) = 1. Then: p and p+k are both prime iff (p-1)!(p+k) + (p+k-1)!p + 2p+k...
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roxvary
Dec 31, 2003 6:58 am
Characterization of a triplet of primes: Let p-2, p, p+4 be positive integers, coprime two by two. Then: p-2, p, p+4 are all prime iff p-1)! +...
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priyankaat2003
Dec 31, 2003 7:54 am
I don't understand! Priyanka! ... the "magical methods" for CAT? ... Service....
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Shreyabha
shreyabha_pa...
Dec 31, 2003 12:52 pm
talking about vedic maths i have uploaded one zip file(got from some where ) ..that have very useful datas abt Vedic maths i have a Q for the group .. can it...
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roxvary
Dec 31, 2003 12:53 pm
A Very HAPPY NEW YEAR to all. Thanks....
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swarvanu chatterjee
swar_123456
Jan 1, 2004 11:00 am
hi, most wonderful year of life is ahead let's enjoy it. HAPPY NEW YEAR! SWARVANU ... __________________________________ Do you Yahoo!? Free Pop-Up Blocker -...
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swarvanu chatterjee
swar_123456
Jan 1, 2004 11:00 am
hi, kindly tell me a better way to solve it. swarvanu ... __________________________________ Do you Yahoo!? Free Pop-Up Blocker - Get it now ...
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roxvary
Jan 1, 2004 11:04 am
Hello! Swarnu please read the priyanka's reply in archives. She has already suggested a very good method of solving problems like this roxvary...
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roxvary
Jan 1, 2004 12:36 pm
Dividing by 13 Here's a straightforward method: Delete the last digit from the given number. Then subtract nine times the deleted digit from the remaining...
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Milind Kulkarni
milind_iitg
Jan 2, 2004 11:34 am
yes ... Do you Yahoo!? Find out what made the Top Yahoo! Searches of 2003...
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roxvary
Jan 2, 2004 11:36 am
Square a 2 Digit Number, for this example 37: Look for the nearest 10 boundary In this case up 3 from 37 to 40. Since you went UP 3 to 40 go DOWN 3 from 37 to...
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roxvary
Jan 2, 2004 11:39 am
1.To quickly multiply by four, double the number and then double it again. Often this can be done in your head. 2. To quickly multiply by 5, divide the number...
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roxvary
Jan 2, 2004 11:41 am
To multiply by 9,try this: (1) Spread your two hands out and place them on a desk or table in front of you. (2) To multiply by 3, fold down the 3rd finger from...
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roxvary
Jan 2, 2004 11:42 am
You likely all know the 10 rule (to multiply by 10, just add a 0 behind the number) but do you know the 11 rule? It is as easy! You should be able to do this...
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roxvary
Jan 2, 2004 11:43 am
In just FIVE minutes you should learn to quickly multiply up to 20x20 in your head. With this trick, you will be able to multiply any two numbers from 11 to...
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roxvary
Jan 2, 2004 11:50 am
You can directly write down the answer to any number multiplied by 11. Take for example the number 51236 X 11. First, write down the number with a zero in...
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magicalmethodsforcat2...
Jan 5, 2004 4:38 am
Enter your vote today! A new poll has been created for the magicalmethodsforcat2004 group: Does luck matter to get addmission in any of the IIM ? o Yes o No o...
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roxvary
Jan 5, 2004 4:58 am
Test-Taking Strategy Matters Just as it is important to think about how you spend your study time (in addition to actually doing the studying), it is important...
