Abel opened a bank account. he deposited $63.50 into his account every month for 20 months. he used $40.50 every month to pay for comic books. after 20 months, he used 1 over 2 of the total money left in his account to go to a comic book convention. what is the total amount of money abel spent to go to the convention?

With both problems. a.s.a.p directions on photo ^

In a test for esp (extrasensory perception), a subject is told that cards only the experimenter can see contain either a star, a circle, a wave, or a square. as the experimenter looks at each of 20 cards in turn, the subject names the shape on the card. a subject who is just guessing has probability 0.25 of guessing correctly on each card. a. the count of correct guesses in 20 cards has a binomial distribution. what are n and p? b. what is the mean number of correct guesses in 20 cards for subjects who are just guessing? c. what is the probability of exactly 5 correct guesses in 20 cards if a subject is just guessing?

Once george got to know adam, they found that they really liked each other. this is an example of what factor in friendship