Acertain website requires that passwords be 4 letters in a row, followed by an integer. how many passwords can be made by following these rules? the password is not case-sensitive.

a. 260,000

b. 456,976

c. 4,112,784

d. 4,569,760

The salesperson earns a 5% commission on the first $5,000 she has in sales. the salesperson earns a 7.5% commission on the amount of her sales that are greater than $5,000. this month the sales person had $8,000 in sales. what amount of commission, in dollars, did she earn?

Which graph shows the solution to the equation below? log_3(x+2) = 1

If there are 72 students than adults at the dance, how many adults were at the dance?