1) write the recursive rule for the sequence.

40 , 30 , 20 , 10 , 0 , -10, ,-20

2) write the explicit rule for the sequence. -1, 14, 29, 44, 59

3)if the probability of an event is p(a) = 2/25 and the probability of the next event is p(b) = 5/6, what is the p(a and b) ?

4)the average weight of the animals in a petting zoo is 40 pounds. the weights of 10 animals in the zoo selected randomly are 35, 46, 59, 18, 44, 23, 61, 45, 40, 38.

the population mean is 40 pounds. what is the sample mean to the nearest pound?
question 4 options:

43

42

39

41

question 5 (5 points)

for which intervals is the function positive?

question 5 options:

(−∞, 4)

(−∞, −6) (−2,4 )

( ∞ , 6) (∞, 4)

(−4, 4)

question 6 (5 points)

what is the average rate of change from year 30 to year 60?

question 6 options:

-.44

- .04

4.4

4

question 7 (5 points)

a rectangular quilt has a long side of 8 feet. a ribbon runs diagonally through the center of the quilt. the angle formed by the ribbon and the shorter side is 50 degrees. what is the perimeter of the quilt? round to the nearest foot.
question 7 options:

31 feet

29 feet

32 feet

16 feet

question 8 (5 points)

which scenario would most likely be normally distributed?
question 8 options:

number of fingers each person has in a restaurant.

length of a movies at the theater.

number of crayons in a box.

age of children at a park.