Carol constructed and cube and marked each face with a number. She marked the faces with the numbers 1,2,2,3,3,4. If she rolls the cube twice, what is the probability that the sum of the numbers will be exactly 7? Select one :

1/9

1/18

1/5

2/15

Which statement accurately explains whether a reflection over the y axis and a 270° counterclockwise rotation would map figure acb onto itself?

Me d is also an option but i couldn't get it in the picture

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?