Koalas sleep around 18 hours each day. What percentage of their day is spent awake? Write the answer as a percentage e. g. 30% *

David bought a poster for an art project. the poster is 2.7 feet wide and 3.9 feet tall. what is the area of the poster?

What could explain what happened when the time was equal to 120 minutes

The random variable x is the number of occurrences of an event over an interval of ten minutes. it can be assumed that the probability of an occurrence is the same in any two-time periods of an equal length. it is known that the mean number of occurrences in ten minutes is 5.3. the appropriate probability distribution for the random variable