In a certain school, course grades range from 0 to 100. adrianna took 4 courses and her average course grade was 90. roberto took 5 courses. if both students have the same sum of course grades, what was roberto's average?

John and jean are married and decide to open three separate accounts for their money. what is the most likely reason for their decision? a.they have too much money and can’t keep it in a single account. b.john and jean are part of a dual-income family. c.the bank does not allow more than one person to open an account. d.they want someone else to handle their finances.