Which number line correctly shows 4.5 -2.5? 15
2 25 3
35
4
4.5
-25
-2
-1
-00
25
2
-3.5-1
05 )
1
15
2
2.5
45
3
35 :
K K
46 4 35 -3 -2.5 -2 -1.5 -1 -2.5 0 0.5 1 1.5 2 25

The number of chocolate chips in an 18-ounce bag of chocolate chip cookies is approximately normally distributed with a mean of 1252 chips and standard deviation 129 chips. (a) what is the probability that a randomly selected bag contains between 1100 and 1500 chocolate chips, inclusive? (b) what is the probability that a randomly selected bag contains fewer than 1125 chocolate chips? (c) what proportion of bags contains more than 1225 chocolate chips? (d) what is the percentile rank of a bag that contains 1425 chocolate chips?

The function v(r)=4/3pir^3 can be used to find the volume of air inside a basketball given its radius. what does v(r) represent

If set d is not the empty set but is a subset of set e, then which of the following is true? d ∩ e = d d ∩ e = e d ∩ e = ∅