Heres some free points :) ik how hard online school is so heres some points to answer questions

Option 1: $30 an hour plus a nonrefundable deposit of $50 option 2: $20 an hour plus a nonrefundable deposit of $75 kyle is renting a jetski for the day. if he can rent the jetski in one hour increments, what is the minimum number of hours must he rent the jetski for option 2 to be a better deal then option 1?

What signals you that factoring by grouping is the best method to use when factoring a problem?

The standard deviation for a set of data is 5.5. the mean is 265. what is the margin of error?