Abdul earns $13.00 in interest each month for six months. How much interest will Abdul have earned at the end of six months?

Acertain volume of water contains 100000 hydrogen atoms and 50,000 oxygen atoms how many hydrogen atoms are in a volume of water containing 4 million oxygen atoms

Find two numbers if their ratio is 4: 7 and their difference is 123.

It takes 6 days to put together a computer game. write an algebra equation to describe the number of days, it takes to create n computer game. how many days will it take to create 15 games? show work