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.
Answer & explanation
Correct answer: option 2
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