Coins are marked with the letters a-g. what is the probability of selecting a coin with a vowel on it?
a. 28.6%
b. 16.7%
c. 33.8%
d. 18.9%

If i have 20$ and i gave 5$ away how much i got

How can (square root of 25) ^2 be rewritten?

Delbert keeps track of total of the total number of points he earns on homework assignments, each of which is worth 60 points. at the end of the semester he has 810 points. write an equation for delbert’s average homework score a in terms of the number of assignments n.