[tex]55 \frac{1}{4} = 55.25;60 \frac{1}{2} = 60.5;70 \frac{1}{4} = 70.25;45 \frac{3}{4} = 45.75; \\ 50 \frac{1}{2} = 50.5;60 \frac{3}{4} = 60.75;65 \frac{1}{4} = 65.25;50 \frac{1}{4} = 50.25; \\ 45 \frac{1}{4} = 45.25;55 \frac{3}{4} = 55.75[/tex]
[tex] \frac{55.25 + 60.5 + 70.25 +45.75 + 50.5 + 60.75 + 65.25 + 50.25 + 45.25 + 55.75}{10} = \frac{559.5}{10} = 55.95[/tex]
Answer:
[tex]55.95 \: or \: 55 \frac{19}{20} [/tex]