A boy on being asked 13/14 of a certain fraction had made the mistake of dividing the fraction by 14/13 and so got an answer that exceeded the correct answer by 3/65. The correct fraction is ?

Which of the following fraction is the largest?

By how much does 7/(8/9) exceeds (7/8)/9 ?

(6.5 x 4.7 + 6.5 x 5.3 ) / (1.3 x 7.9 - 1.3 x 6.9) = ?

The rational for the recurring decimal 0.125125......is

When .36 is written in simplest fractional form, the sum of the numerator and the denominator is :

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