Trainagle HJK is isosceless triangle with HJ=JK and JK = SQRT 80. H is the point with coordinates (-4,1) and J is with coordinates (i,15) where i < 0 K is the ponit with coordinates(6,K) M is the midpoint of JK The gradient of HM is 2 Find the value of J and the Value of K

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?