A.\(2\dfrac{1}{5}\)
B.\(2\dfrac{2}{5}\)
C.\(2\dfrac{3}{5}\)
D.\(2\dfrac{4}{5}\)

A.\(2\dfrac{1}{2}\)
B.\(2\dfrac{1}{4}\)
C.\(1\dfrac{1}{2}\)
D.\(1\dfrac{3}{4}\)

A.\(1\dfrac{2}{3}\)
B.\(1\dfrac{1}{2}\)
C.\(1\dfrac{5}{6}\)
D.\(1\dfrac{3}{4}\)

A.\(1\dfrac{2}{3}\)
B.\(1\dfrac{1}{2}\)
C.\(1\dfrac{5}{6}\)
D.\(1\dfrac{3}{4}\)

A.\(1\dfrac{2}{3}\)
B.\(2\dfrac{1}{3}\)
C.\(1\dfrac{1}{3}\)
D.\(2\dfrac{2}{3}\)

A.\(2\dfrac{3}{4}\)
B.\(3\dfrac{{11}}{{12}}\)
C.\(2\dfrac{{11}}{{12}}\)
D.\(3\dfrac{1}{3}\)

A.\(z \in \left\{ {2;\,\,3;\,\,4;\,\,5} \right\}\)
B.\(z \in \left\{ {1;\,\,2;\,\,3;\,\,4;\,\,5;\,\,6} \right\}\)
C.\(z \in \left\{ {2;\,\,3;\,\,4;\,\,5;\,\,6} \right\}\)
D.\(z \in \left\{ {1;\,\,2;\,\,3;\,\,4;\,\,5} \right\}\)

A.\(2\)
B.\(\dfrac{{49}}{{25}}\)
C.\(\dfrac{{49}}{{20}}\)
D.\(\dfrac{{99}}{{50}}\)

A.\(\dfrac{0}{9}\)
B.\(\dfrac{{ - 7}}{{10}}\)         
C.\(\dfrac{{ - 5}}{{ - 4}}\)      
D.\(\dfrac{{1,7}}{3}\)

A.\(6\)
B.\(8\)
C.\(\dfrac{{15}}{2}\)
D.\(\dfrac{{17}}{2}\)