Opportunity Cost = It is the cost that is to be sacrificed for achieving something else.
Given: -
Campus parking fess (class) = $4
Income earned through working for 4 hours in place of attending class = $40 ($10/hr)
Solution: -
Opportunity cost of attending class = $4 + $40 = $44.
Moon phases are what of the moon we can see from Earth. Lunar tides are caused by the moon's gravity pulling on the water on Earth. High tide occurs when the moon is directly in line with the body of water in question. Lunar eclipses are caused by the shadow of the Earth as it passes in between the sun and the moon
Explanation:
Given that,
Change in sales = 3%
Change in earnings = 9%
We need to find a company's total leverage.
Total leverage is equal to the ratio of percentage change in earnings per share to percentage change in sales revenue.

Hence, company's total leverage is 3 units.