Recent questions in Olympiad-Math

Subtract \large\frac{-1}{2} from \large\frac{4}{5}

asked Oct 14, 2015 by pady_1

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35 shirts of equal size can be stitched from $\large\frac{49}{2}$ metres of cloth, find the length of cloth required for 4 shirts of equal size ?

asked Oct 14, 2015 by pady_1

1 answer

A shopkeeper sells an article for 400 Rs, which he purchased it for 402 Rs. Find out loss per cent of shopkeeper.

asked Oct 14, 2015 by pady_1

1 answer

Find the product of \large\frac{-3}{5}\times \large\frac{35}{7}\times \large\frac{-1}{6}

asked Oct 14, 2015 by pady_1

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Identify the greatest rational number.

asked Oct 14, 2015 by pady_1

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subtract \large\frac{4}{5} from \large\frac{5}{4}

asked Oct 14, 2015 by pady_1

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Romila, Pooja and Swati went out for dinner in a hotel. Romila paid $\large\frac{1}{3}$ of the bill, Pooja paid $\large\frac{1}{5}$ of the bill. Swati paid the remaining part of the bill. What part of the bill was paid by Swati?

asked Oct 14, 2015 by pady_1

1 answer

Find the sum of 13\large\frac{3}{4} + (-11\large\frac{1}{2})

asked Oct 14, 2015 by pady_1

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The ratio of Rs 3 to 30 paise is __________.

asked Oct 14, 2015 by pady_1

1 answer

Reduce \large\frac{(-63)}{99} to the standard form

asked Oct 14, 2015 by pady_1

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Mayank reads \large\frac{1}{3} of a storybook on the first day and \large\frac{1}{4} of the book on the second day. What part of the story book is yet to be read by Mayank?

asked Oct 14, 2015 by pady_1

1 answer

Write the rational number whose denominator is the smallest 2 digit number and the numerator is the greatest 3 digit number.

asked Oct 14, 2015 by pady_1

1 answer

Product of two rational numbers is \large\frac{-8}{9}, one is \large\frac{-10}{3}, find other.

asked Oct 14, 2015 by pady_1

1 answer

Find the reciprocal of \large\frac{-1}{3}\times \large\frac{-15}{6}.

asked Oct 14, 2015 by pady_1

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From his home, Rahul walks \large\frac{6}{7} km towards school and then returns \large\frac{5}{6} km on the same way towards his home to reach a landmark. Where will he be now from his home?

asked Oct 14, 2015 by pady_1

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Write the rational number whose numerator is 4 × ( – 7) and denominator is (3 –7) × (15 – 11).

asked Oct 14, 2015 by pady_1

1 answer

Which of the rational number is positive?

asked Oct 14, 2015 by pady_1

1 answer

Sum of two rational numbers is –8, one number is \large\frac{3}{4}, find the other.

asked Oct 14, 2015 by pady_1

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What must be subtracted from \large\frac{-2}{3} to get \large\frac{3}{5}

asked Oct 14, 2015 by pady_1

1 answer

what must be added to \large\frac{-3}{8} to get \large\frac{5}{16}

asked Oct 14, 2015 by pady_1

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Which rational number is its own additive inverse?

asked Oct 14, 2015 by pady_1

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If \large\frac{-6}{13}\times x =1 find the value of x

asked Oct 14, 2015 by pady_1

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By what rational number should \large\frac{-7}{48} should be multiplied to get 49.

asked Oct 14, 2015 by pady_1

1 answer

The sum of two rational number is -10 and one of them is -4\large\frac{1}{2}. The other number is

asked Oct 14, 2015 by pady_1

1 answer

The additive inverse of \large\frac{-c}{d} is

asked Oct 14, 2015 by pady_1

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Is \large\frac{1}{0} a rational number.

asked Oct 14, 2015 by pady_1

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What should be subtracted from \large\frac{-4}{5} so as to get \large\frac{6}{15}?

asked Oct 14, 2015 by pady_1

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Which rational number should be added to \large\frac{-7}{11} so as to get \large\frac{4}{7}?

asked Oct 14, 2015 by pady_1

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The sum of two rational numbers is \large\frac{-3}{5}. If one of the number is \large\frac{-9}{2}0, find the other.

asked Oct 14, 2015 by pady_1

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Simplify: \large\frac{-28}{81} by \large\frac{-27}{(-14)}

asked Oct 14, 2015 by pady_1

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By what number should we multiply \large\frac{16}{-21}, so that the product may be \large\frac{4}{7}.

asked Oct 14, 2015 by pady_1

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The product of two rational numbers is \large\frac{-12}{35} . If one of the numbers is \large\frac{3}{7}, find the other.

asked Oct 14, 2015 by pady_1

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Find the reciprocal of \large\frac{-4}{5} \times \large\frac{6}{-7}.

asked Oct 14, 2015 by pady_1

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What should be subtracted from \large\frac{-5}{7} to get -1?

asked Oct 14, 2015 by pady_1

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Simplify: (\large\frac{4}{7} + \large\frac{-8}{9} + \large\frac{-5}{21} + \large\frac{1}{3})

asked Oct 14, 2015 by pady_1

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State True of False : Between any two distinct rational numbers there are infinitely many rational numbers.

asked Oct 14, 2015 by pady_1

1 answer

State True of False : Between any two distinct integers there is always an integer.

asked Oct 14, 2015 by pady_1

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Simplify: \large\frac{-3}{4}+\large\frac{9}{8} - \large\frac{(-5)}{6}

asked Oct 14, 2015 by pady_1

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Simplify: \large\frac{3}{-15} - \large\frac{7}{-12}

asked Oct 14, 2015 by pady_1

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A child walks \large\frac{7}{24} km towards north and then \large\frac{17}{36} km towards south. How far is the child now from the starting point.

asked Oct 14, 2015 by pady_1

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A man travels a distance of \large\frac{13}{11} km by car and \large\frac{9}{11} km by bus to reach his destination.How much distance did he travel in all ?

asked Oct 14, 2015 by pady_1

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Find the reciprocal of \large\frac{-7}{26}+(\large\frac{-11}{39})

asked Oct 14, 2015 by pady_1

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Find the multiplicate inverse of \large\frac{3}{11}+\large\frac{5}{11}

asked Oct 14, 2015 by pady_1

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Express the number \large\frac{1}{2}+\large\frac{1}{5} as decimal.

asked Oct 14, 2015 by pady_1

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Simplify : \large\frac{56}{25} \div \large\frac{(-7)}{50}

asked Oct 14, 2015 by pady_1

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The product of two rational numbers is \large\frac{-7}{9}. If one of the numbers is \large\frac{-4}{9} find the other number.

asked Oct 14, 2015 by pady_1

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Simplify and express the result as a rational number in standard form : \large\frac{-14}{9}\times {-27}

asked Oct 14, 2015 by pady_1

1 answer

Multiply \large\frac{9}{-11} by \large\frac{22}{-27}

asked Oct 14, 2015 by pady_1

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Multiply \large\frac{-3}{7} by \large\frac{7}{5}

asked Oct 14, 2015 by pady_1

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Multiply \large\frac{-2}{9} by \large\frac{33}{54}.

asked Oct 14, 2015 by pady_1

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