Do NOT use paper and pencil or a calculator.?
@rajasivaprasad (31)
India
November 28, 2006 1:28am CST
Very tricky arithmetic! Note: This must be done in your head only .
Do NOT use paper and pencil or a calculator. Try it:
Take 1000 and add 40 to it. Now ! add another 1000 . Now add 30 ..
Add another 1000 .. Now add 20 . Now add another 1000
Now add 10 .. What is the total?
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