NCERT Math Class 6th Question – 1 Exercise 9.1 |
In a Mathematics test, the following marks were obtained by 40 students. Arrange these marks in a table using tally marks.8 | 1 | 3 | 7 | 6 | 5 | 5 | 4 | 4 | 2 | 4 | 9 | 5 | 3 | 7 | 1 | 6 | 5 | 2 | 7 | 7 | 3 | 8 | 4 | 2 | 8 | 9 | 5 | 8 | 6 | 7 | 4 | 5 | 6 | 9 | 6 | 4 | 4 | 6 | 6 |
(a) Find how many students obtained marks equal to or more than 7.
(b) How many students obtained marks below 4? Solution From the given data, we have the following table. Marks obtained | Tally marks | Number of students |
---|
1 | || | 2 | 2 | ||| | 3 | 3 | ||| | 3 | 4 | |||| || | 7 | 5 | |||| | | 6 | 6 | |||| || | 7 | 7 | |||| | 5 | 8 | |||| | 4 | 9 | ||| | 3 | | Total | 40 |
(a) Number of students who obtained marks equal to or more than 7 = 5 + 4 + 3 = 12
(b) Number of students who obtained marks below 4 = 2 + 3 + 3 = 8. |
NCERT Math Class 6th Question – 2 Exercise 9.1 | Click here |
NCERT Math Class 6th Question – 3 Exercise 9.1 | Click here |
NCERT Math Class 6th Question – 4 Exercise 9.1 | Click here |
NCERT Math Class 6th Question – 5 Exercise 9.1 | Click here |
NCERT Math Class 6th Question – 6 Exercise 9.1 | Click here |
NCERT Math Class 6th Question – 7 Exercise 9.1 | Click here |
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