Mr. Sanchez takes home 800$ per week from his job. Mrs. Sanches takes home 1000$ per month. Their mortgage payment is 2100$. The electricity and gas bill total 300$ for the
month. Mrs. Sanchez gets her hair and nails done every 2 weeks which costs 150$ each time
she goes. The food bill for the month comes to about 500$ They have a car payment of 125$
per month and car insurance for 300$ per month. It costs about $100 for gas. Mr. Sanchez is
still paying his student of 150$ per month. They go out to dinner once a week and each week
it costs approximately $100.
EXPENSE
MONTHLY COST
FIXED OR VARIABLE

Find the quotient with the restriction.

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?

Y=21.95x+10 y=22.45x solve by substitution