Which number line represents the solution to 2.5 - 1.2x <6.5-3.2x? 1
1 !
-5 -4 -3 -2 -1 0 1 2 3 4 5
+
+
-5 -4 -3 -2 -1 0 1 2 3 4 4 5
1
-5 -4 -3 -2 -1 0 1
++ +
2 3 4 5
++
-5 -4 -3 -2 -1 0 1 2
3
4
5

Jackie purchased 3 bottles of water and 2 cups of coffee for the family for $7.35. ryan bought 4 bottles of water and 1 cup of coffee for his family for 7.15. how much does each bottle of water cost? how much does each cup of coffee cost?

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?

Solve the equation: x - 9 = -6 + 5 a. 21 b. 7 c. 14 d. 2