Ming needs to play for 15 hours to get 500 points. They gave him 200 for signing up, so 500-200=300 more points needed. 300 divided by 20= 15 more hours.
Write the equations:

Substitute for h:

Solve for s:

There were 280 downloads of the standard version. There were 1120 downloads of the high-quality version.
Answer:
The number of confirmed cases is the independent variable.
The number of deaths is the dependent variable.
Why?
<u>The number of deaths is dependent on the fact that there are cases, so the number of deaths is a dependent variable.</u>
Question 1 is A DEBIT CARD
Question 2 is A CHECKING ACCOUNT