CBSE Class 10 Maths (Basic) 2022 · Paper 430/4/1 · Question 13
Electric buses are becoming popular nowadays. These buses have the electricity stored in a battery. Electric buses have a range of approximately km with just one charge. These buses are superior to diesel buses as they reduce brake wear and also reduce pollution. Transport department of a city wants to buy some electric buses for the city. So, the department wants to know the distance travelled by existing public transport buses in a day. The following data shows the distance travelled by existing public transport buses in a day.
| Daily distance travelled (in km) | Number of buses |
|---|---|
| 100 - 120 | 12 |
| 120 - 140 | 14 |
| 140 - 160 | 8 |
| 160 - 180 | 6 |
| 180 - 200 | 10 |
- aFind the 'median' distance travelled by a bus.[2]
- bFind the 'mean' (average) distance travelled by a bus.[2]
Answer
Median km; Mean km
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