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Frequently Asked general Math Questions and Answer Page 40

(#M40008341) GENERAL QUESTION Reasoning Keep an EYE

Find the Next Letters
PN BP KT RK ??

Asked In general Vignesh (13 years ago)

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(#M40008340) GENERAL QUESTION Highest Keep an EYE

By Using the digits 1 to 9, create two numbers which when multiplied together give you the highest number.
For example, 23456789 * 1 = 23456789, clearly there are higher products. What is the highest? And what are those two numbers?

Asked In general Vignesh (13 years ago)

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(#M40007855) GENERAL QUESTION Steps Keep an EYE

There is a staircase with 20 steps. A child runs up the steps, either 1 step or 2 steps with each stride. How many different ways can the stairs be climbed?

Asked In general Vignesh (13 years ago)

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(#M40007854) GENERAL QUESTION Year Keep an EYE

Three people at a party discover that if you multiply the ages of any two of them, the product is the year in which the third person was born. In what year (since 1900) was the party held?

Asked In general Vignesh (13 years ago)

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(#M40007853) GENERAL QUESTION Cubic equation Keep an EYE

Find integers a, b and c such that 987654321a + 123456789b + c = (a + b + c)³.There are (at least) 3 solutions with a and b non-zero.

Asked In general Vignesh (13 years ago)

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(#M40007851) GENERAL QUESTION Find the next numbers Keep an EYE

What numbers should be put instead of question marks:
4, 7, 6, 2, 3, 7, 2, ?, ?.

Asked In general Vignesh (13 years ago)

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(#M40007850) GENERAL QUESTION Tough one?? Keep an EYE

Here's a number sequence:
111, 112, 21123, 1312, 2114, 121, 25262, 73123...
Find the rule and post the two next numbers in the sequence.

Asked In general Vignesh (13 years ago)

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(#M40000186) GENERAL QUESTION Keep an EYE

An anthropologist discovers an isolated tribe whose written alphabet contains only six letters (call the letters A, B, C, D, E and F). The tribe has a taboo against using the same letter twice in the same word. It's never done.

If each different sequence of letters constitues a different word in the language, what is the maximum number of six-letter words that the language can employ?

Asked In general Naveen (14 years ago)

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(#M40000185) GENERAL QUESTION Keep an EYE

If you were to dial any 7 digits on a telephone in random order, what is the probability that you will dial your own phone number?
Assume that your telephone number is 7-digits.

Asked In general Naveen (14 years ago)

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(#M40000178) GENERAL QUESTION Keep an EYE

How many possible combinations are there in a 3x3x3 rubics cube?
In other words, if you wanted to solve the rubics cube by trying different combinations, how many might it take you (worst case senerio)?
How many for a 4x4x4 cube?

Asked In general Naveen (14 years ago)

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