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Questions(204)
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    Sum of the series in arithmetic progression is $72.$ The first term is $17$ and the common difference is $-2.$ Find the number of terms.
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    The sum of $3$ numbers is $132.$ If third number be one third of the first and the first number be twice the second, find the second number.
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    how many four digit numbers begin and end with an even numbers? Can we solve this problem through arithmetic progression? how?
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    when $13^{73}+14^{3}$ is divided by $11$ then remainder is
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    $1+(1+a)r+(1+a+a^2)r^2+\cdots$ to $n$ terms.
    Find the sum of the above series?
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    $(x+y)+(x^2+xy+y^2)+(x^3+x^2y+xy^2+y^3)+\cdots\text{ to }n\text{ terms }$
    Find the sum of the above series?
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    Number of ways can $1146600$ be written as the product of two factors are
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    Find the remainder when $110!$ Is divided by $107^2$
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    What will be the remainder when $10!+111$ is divided by $143?$
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    How many pairs of integral solutions are there for $(x,y)$ if $x×y=144$
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    1234
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