A girl multiplies 987 by a certain number and obtains 559981 as her answer. If in the answer, both 9’s are wrong but the other digits are correct, then the correct answer will be
555681
545681
544581
555490
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#  Quiz 

1
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How many prime numbers exist in 6^{7} x 35^{3} x 11^{10}?
Solution 
2
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If x and y are the two digits of the number 653xy such that this number is divisible by 80, then x + y = ?
Solution 
3
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What is the unit digit in 27^20?
Solution 
4
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{(476 + 424)^2  4 X 476 X 424}
Solution 
5
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Which of the following number is divisible by 24 ?
Solution 
6
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Onequarter of oneseventh of land is sold for Rs. 30,000. What is the value of an eight thirtyfifth of load?
Solution 
7
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Which one of the following numbers is exactly divisible by 11?
Solution 
8
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Which of the following number should be added to 11158 to make it exactly divisible by 77?
Solution 
9
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What least number must be added to 1056, so that the sum is completely divisible by 23 ?
Solution 
10
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Find the sum to 200 terms of the series 1 + 4 + 6 + 5 + 11 + 6 + ....
Solution 
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