Answer:
Compound interest.
Step-by-step explanation:
-In compound interest, your money grows more rapidly as the interest already earned also earns a further interest over time for the term of the investment.
-While in simple interest, only the principal amount invested will earn interest over the investment's term>
#Let's say you invest $100 each in A(earning simple interest) and B(earning compound interest), take the term of both investments to be 5 yrs with both subject to an annual rate of 10%:
-Get the investment amounts in both accounts at the end of 5 yrs:

Hence, you notice that your earn more in compound interest keeping all other conditions similar.
Sam would have to get a 97 on his next test in order to maintain his average score at an 85. This is because if you add up 63, 84, 96, and 97 you get 340. When you divide 340 by the 4 test scores you get an average of exactly 85
Answer: (0,4)
Step-by-step explanation: Its the point that intrrcepts the y-axis hence the name