Bonnie drew a scale drawing of a house and its lot. she used the scale 1 centimeter = 5 meters. the back patio is 3 centimeters in the drawing. how wide is the actual patio?

The volume of a cube-shaped shipping container is 13,824 cubic inches. find the edge length of the shipping container.

Does anyone know how to solve and graph this: 4 + | a + 2 | < 7the only part i don't get is the "4 +"

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?