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Questions(204)
    ×
    What is the smallest number that must be subtracted from $1024$ to get a perfect cube.
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    Sum of two numbers is $18$. Sum of their reciprocals is $\dfrac{1}{4}$. Find the numbers.
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    if $x=a+\dfrac{1}{a}$ and $y=a-\dfrac{1}{a}$, find $x^4+y^4-2x^2y^2$
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    Which of the following is the factor of $11×2^3×3^5×7^8$ ?
    a) $6^5$
    b) $121$
    c) $6^2$
    More than one of the above
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    If '$A$' is the smallest positive integer that is a multiple of $147$ and has exactly $147$ positive integral divisors,including $1$ and itself,the value of $\dfrac{A}{147}$ is ?
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    Find the value of $mn$ if $m+n=8$ and $m-n=2$
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    Sum of 3 consecutive odd numbers and 3 consecutive even numbers together is 231. Also the smallest odd number is 11 less than smallest even number. What is sum of largest odd and largest even number?
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    How many numbers less than $100$ have the sum of factors as odd?
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    $\dfrac{2}{7}$ of a number is two less than $\dfrac{1}{2}$ of another number. If the sum of the two numbers is 15, what is their product?
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    $64\%$ of $275$ $-14\%$ of $?=113$
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    showing 31-40 of 204 questions under 'numbers'