A 16 -ounce bottle of orange Juice says it contains 200 milligrams of vitamin C . which is \( 25 \% \) of the daily recommended allowance of vitamin C for adults, What is \( 100 \% \) of the daily recommended allowance of vitamin C for adults?

1. \( 12 \frac{3}{2} \) of a sum of moncy is \( \$ 60 \). What is the sum of money? \( \begin{array}{llll}\text { (A) } \$ 7.50 & \text { (B) } \$ 20.83 & \text { (C) } \$ 72.50 & \text { (if) } 5480.00\end{array} \) ; 2. There are 40 students in a class. Boys make up \( 40 \% \) of the class. If \( 25 \% \) of the boys wear shirts jacs, how many boys wear shirt jacs? \( \begin{array}{llll}\text { (2) } 4 & \text { (B) } 10 & \text { (C) } 16 & \text { (D) } 30\end{array} \)

b) \( 4 / \frac{1}{2} \)

На автомашине планировали перевезти сначала \( 3 \frac{8}{9} \) т груза, а г том ещё \( 2 \frac{11}{18} \) т. Однако перевезли на \( 1 \frac{1}{4} \) т меньше, чем предпол гали. Сколько всего тонн груза перевезли на автомашине?

5. Box \( A \) has a mass of \( 3 \frac{3}{8} \mathrm{~kg} \). The mass of Box \( B \) is \( \frac{5}{6} \) the mass of Box \( A \). How much heavier is Box \( A \) than Box \( B \) ?

9) \( \frac{(-3)^{6} \cdot 27^{3}}{81^{2} \cdot 243}= \)