A 3lbs of apples cost $2.91, what will be delivered cost of 8lbs of apples

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

If sec theta = 5/3 and the terminal point determined by theta is in quadrant 4, then

Select all the statements that apply to this figure