Use graph paper for this question. The marks ...

ICSE Class X Math 2019 Paper

Question : 28 of 32

Marks: +1, -0

Use graph paper for this question.

The marks obtained by 120 students in an English test are given below:

Marks	$0-10$	$10-20$	$20-30$	$30-40$	$40-50$	$50-60$	$60-70$	$70-80$	$80-90$	$90-100$
No. of students	5	9	16	22	26	18	11	6	4	3

Draw the ogive and hence, estimate:(i) the median marks.(ii) the number of students who did not pass the test if the pass percentage was 50 .(iii) the upper quartile marks.

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