The given table represents the height (in cm) of 50 students of a class.:

Height (in cm)	156	154	155	151	157	152	153
Number of students	8	5	12	5	6	4	10

How many students have a height of more than 151 cm but less than 156 cm?

Correct option is D

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Given:
Height (in cm) of 50 students of a class
Solution:
As it is easily calculated from the table that the number of students has a height of more than 151 cm but less than 156 cm.
=> 5 + 12 + 10 + 4
=> 31