(07.01 LC) A set of numbers is shown below:

{3.1, 4.2, 7.2, 8.4, 12.2}

The number __ from the set will make the equation x + 2 = 6.2 true.

Answer for Blank 1:

Question 20(Multiple Choice Worth 1 points)
(07.03 MC)

Ricky made 86 phone calls in 3 months. In the first month she made 21 calls, and in the second month she made 19 calls. How many calls did she make in the third month?

21
40
46
65

Here are the 30 best lifetime baseball batting averages of all time, arranged in order from lowest to highest: 0.319, 0.329, 0.330, 0.331, 0.331, 0.333, 0.333, 0.333, 0.334, 0.334, 0.334, 0.336, 0.337, 0.338, 0.338, 0.338, 0.340, 0.340, 0.341, 0.341, 0.342, 0.342, 0.342, 0.344, 0.344, 0.345, 0.346, 0.349, 0.358, 0.366 if you were to build a histogram of these data, which of the following would be the best choice of classes?