Arithmetic Aptitude :: Numbers
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476 ** 0 is divisible by both 3 and 11. The non-zero digits in the hundred's and ten's places are respectively:
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If the number 97215 * 6 is completely divisible by 11, then the smallest whole number in place of * will be:
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(112 + 122 + 132 + ... + 202) = ?the smallest whole number in place of * will be:
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\(9+{3\over4}+7+{2\over17}-(9+{1\over15})=?\)
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\([1- \frac { 1 } { n }]\)+\([1- \frac {2 } { n}]\)+\([1- \frac { 3 } { n } ] \)+.... up to n terms=?
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On dividing 2272 as well as 875 by 3-digit number N, we get the same remainder. The sum of the digits of N is:
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A boy multiplied 987 by a certain number and obtained 559981 as his answer. If in the answer both 9 are wrong and the other digits are correct, then the correct answer would be:
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y = x - 3
x = 8 and y = 5.
(Sum of digits = 28, not divisible by 3)