Question

Write down the frequency of the class 30 − 40 in the following data:

27, 15, 18, 25, 35, 37, 25, 40, 30, 37, 32, 28, 29, 16, 39, 45, 30, 41, 36,

and 29. Also find the range of the data.​

Answer 1

mantle is a layer inside a planetary body bounded below by a core and above by a crust. Mantles are made of rock or ices, and are generally the largest and most massive layer of the planetary body. Mantles are characteristic of planetary bodies that have undergone differentiation by density.