CBSE Class 10 Maths (Basic) 2024 · Paper 430/1/1 · Question 37
Gurpreet is very fond of doing research on plants. She collected some leaves from different plants and measured their lengths in mm. The data obtained is represented in the following table. Based on the above information, answer the following questions.
| Length (in mm) | Number of leaves |
|---|---|
| 70 - 80 | 3 |
| 80 - 90 | 5 |
| 90 - 100 | 9 |
| 100 - 110 | 12 |
| 110 - 120 | 5 |
| 120 - 130 | 4 |
| 130 - 140 | 2 |
- (i)Write the median class of the data.[1]
- (ii)How many leaves are of length equal to or more than cm?[1]
- (iii)(a)Find median of the data.[2]
- (iii)(b)OR Write the modal class and find the mode of the data.[2]
Answer
(i) The median class is – mm.
(ii) leaves are of length cm ( mm) or more.
(iii)(a) Median mm.
OR
(iii)(b) Modal class – mm, Mode mm.
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