Can you show all the answer choices, so I know if I am correct or not?
Answer:
45% are boys
Step-by-step explanation:
because 18/40 = 45%
Answer:
A. 
Step-by-step explanation:
The third order polynomial is factored herein:


Which represents answer A.
Answer:
42
Step-by-step explanation:
weight of medals:
30 (0,5) = 15 kg
cost of 5 kg:
28/2 = 14
cost of shipping:
14+28=42