Gal se distribuye la vacuna de la influenza. La clinica tiene frascos de vacuna individuales. Un frasco contiene 2.5 gramos de medicamento y se distrit da una. ¿Cuántas vacunas se obtienen de cada frasco de medicamento?

4. (a5-g13-12) Tashkilotdagi ishchilaming \( 2 / 3 \) qismi ayollar. Erkak ishchilaming 315 qismi oilali va 12 nafari uylanmagan bolla, tashkilotda nechta ishchi ishlamoqda? \( \begin{array}{llll}\text { A) } 90 & \text { B) } 72 & \text { C) } 60 & \text { D) } 50\end{array} \)

If I write the three measurements in descending order, which one will be in the middle? Select one: \( \begin{array}{l}54,9 \mathrm{~km} \\ 45,09 \mathrm{~km} \\ \text { - } 450,9 \mathrm{~km}\end{array} \)

A ladder has 50 rungs. The bottom rung is 1 m long. Each rung is \( 12,5 \mathrm{~mm} \) shorter than the rung beneath it. Determine the total length of wood required to make 50 rungs.

e) \( 1 \frac{1}{3}+2 \frac{1}{4}-3 \frac{5}{12} \)

c) \( \frac{5}{6}-\frac{7}{8}+\frac{11}{12} \)