Answer:
yes
Step-by-step explanation:
The variable is in the exponent, so this is considered to be an exponential expression. (yes)
Answer:

Step-by-step explanation:
Add the amounts together:

Convert the whole number 1 into a fraction with denominator 4:

As all the denominators are the same, we can simply add the numerators:


Finally, convert the improper fraction into a mixed number:

Answer:
Susan has more books than Michael.
Step-by-step explanation:
If Susan has 50% more books and Michael has 40 books, that means Susan has 1.5 times 40 = 60
40 + 8 = 48
60 is more than 48, so Susan has more books than Michael
Answer:
80:56
Step-by-step explanation:
if you do 136-56, you get 80. therefore the number of games lost is 80. you already know he won 56, so the ratio is 80:56.