Which of the fractions $\frac { 49 } { 77 } , \frac { 21 } { 33 } , \frac { 49 } { 121 } , \frac { 28 } { 44 }$ does not reduce to $\frac { 7 } { 11 }$ ?
A) $\frac { 28 } { 44 }$
B) $\frac { 21 } { 33 }$
C) $\frac { 49 } { 121 }$
D) $\frac { 49 } { 77 }$
E) None of these

Question

Quizplus · Accepted Answer

$\frac { 49 } { 121 }$ does not reduce to $\frac { 7 } { 11 }$ because it simplifies to $\frac { 7 } { 11 } \times \frac { 7 } { 11 } = \frac { 49 } { 121 }$, which is different from the other fractions that directly reduce to $\frac { 7 } { 11 }$.

Which of the Fractions 4977,2133,49121,2844\frac { 49 } { 77 } , \frac { 21 } { 33 } , \frac { 49 } { 121 } , \frac { 28 } { 44 }7749​,3321​,12149​,4428​

Which of the Fractions $\frac { 49 } { 77 } , \frac { 21 } { 33 } , \frac { 49 } { 121 } , \frac { 28 } { 44 }$