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Study the histogram that shows the marks obtained by students in Maths.
Find the ratio between no. of students obtained marks less than 250 and more than 400. |
12 : 5 15 : 7 15 : 8 12 : 7 |
15 : 7 |
No. of students having marks less than 250 = 45 + 30 = 75 No. of students having marks more than 400 = 35 Required ratio = 75 : 35 = 15 : 7 |
