A famine may occur when there is a food shortage due to a bad crop of a certain food. Or if there is more people needing a certain food than what is available. <span />
Cleaning agents should be used when trying to prevent infection and when complying to regulations. that is if they are medical cleaning agents. but household cleaning agents also are used to clean and disinfect objects such as infant toys, clothes, food utensils and cutlery, floors and tiles, glass, etc.
examples of cleaning agents are alcohol, dish soap or laundry detergent, and bleach, and hydrogen peroxide.
-hope this helps
Answer: 39
Explanation: (39•2)+15=93