100 Points and BRAINLIEST The line plots below show the numbers of hours for the 12 students in each class.
Find the mean absolute deviation (MAD) for each class.

Which is a true statement comparing the graphs of x^2/6^2-y^2/8^2 = 1 and x^2/8^2-y^2/6^2 the foci of both graphs are the same points. the lengths of both transverse axes are the same. the directrices of = 1 are horizontal while the directrices of = 1 are vertical. the vertices of = 1 are on the y-axis while the vertices of = 1 are on the x-axis.

Write an expression that has three terms and simplifies to 4x - 7. identify the coefficient(s) and constant(s) in your expression

Given the two similar triangles, how do i find the missing length? if a=4, b=5, and b'=7.5 find a'