Three-fourth of one number is equal to five-sixth of another number. What is the respective ratio
of the first number to the second number?
12 : 11
11 : 9
9 : 10
None of these
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The denominator of a fraction is 3 more than its numerator. If the numerator is increased by 7 andthe denominator is decreased by 2, we obtain 2. The sum of numerator and denominator of the fraction
is