Binomial event has n = 60 trials. The probability of success on each trial is 0.4. Let X be the count of successes of the event during the 60 trials. What are mean and variance of X?

A) 24, 3.79
B) 24, 14.4
C) 4.90, 3.79
D) 4.90, 14.4
E) 2.4, 3.79

You open a savings account with a $400 deposit. each month after that, you deposit $25. write an explicit rule to represent the amount of money you deposit into your savings account. how much money will you have in the account on month 12? pleasseee : (