1.

The value of \(\left[ 5 \frac 4 9 ÷ \left( \frac {11} 4 - \frac {13} 6 \right)^2 \right]\) ÷ [\(7\frac 3 {11}\) of \(8 \frac 4 5 \div 1 \frac 5 7 - \frac 4 3\)]2 is:

A. \(\frac 1 {71}\)
B. \(\frac 1 {91}\)
C. \(\frac 1 {81}\)
D. \(\frac 1 {61}\)
Answer» D. \(\frac 1 {61}\)


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