What effect does the elliptical orbit of the moon around earth have?

If there are 12 moths and some have 31 days and others have 30 days how many have 28 days?

Omar is going on a road trip! the car rental company offers him two types of cars. each car has a fixed price, but he also needs to consider the cost of fuel. the first car costs $90 to rent, and because of its fuel consumption rate, there's an additional cost of s0.50 per kilometer driven.

How many grams the dog will eat in 3 days?