Question 1.

The names of the heads of some families in a village and the quantity of drinking water their family consumes in one day are given below. Draw a bar graph for this data.

(Scale: On Y axis. 1 cm = 10 liters of water)

Name | Ramesh | Shobha | Ayub | Julie | Rahul |

Liters of water Used | 30 L | 60 L | 40 L | 50L | 55 L |

Solution:

Question 2.

The names and numbers of animals in a certain zoo are given below. Use the data to make a bar graph. (Scale: On Y axis, 1 cm = 4 animals).

Animals | Deer | Tiger | Monkey | Rabbit | Peacock |

Number | 20 | 4 | 12 | 16 | 8 |

Solution:

Question 3.

The table below gives the number of children who took part in the various items of the talent show as part of the annual school gathering. Make a bar graph to show this data.

(Scale: On Y-axis, 1 cm = 4 children)

Programme | Theater | Dance | Vocal music | Instrumental music | One-act plays |

Number of Children | 24 | 40 | 16 | 8 | 4 |

Solution:

Question 4.

The number of customers who came to a juice centre during one week is given in the table below. Make two different bar graphs to show this data.

(On Y-axis, 1 cm = 10 customers, 1 cm = 5 customers)

Type of juice | Orange | Pineapple | Apple | Mango | Pomegranate |

Number of customers | 50 | 30 | 25 | 65 | 10 |

Solution:

Question 5.

Students planted trees in 5 villages of Sangli district. Make a bar graph of this data. (Scale: On Y-axis, 1 cm = 100 trees).

Name of Place | Dudhgaon | Bagni | Samdoli | Ashta | Kavathepiran |

Number of Trees Planted | 500 | 350 | 600 | 420 | 540 |

Solution:

Question 6.

Yashwant gives different amounts of time as shown below, to different exercises he does during the week. Draw a bar graph to show the details of his schedule using an appropriate scale.

Type of exercise | Running | Yogasanas | Cycling | Mountaineering | Badminton |

Time | 35 minutes | 50 minutes | 1 hr 10 min | 11/2 hours | 45 minutes |

Solution:

1 hour = 60 minutes

∴ 1 hour 10 minutes = 1 hour + 10 minutes = 60 minutes +10 minutes = 70 minutes

and 11/2 hours = 1 hour + 1/2 hour = 60 minutes + 30 minutes = 90 minutes

The given table can be written as follows:

Type of Exercise | Running | Yogasanas | Cycling | Moutaineering | Badminton |

Time | 35 minutes | 50 minutes | 70 minutes | 90 minutes | 45 minutes |

Question 7.

Write the names of four of your classmates. Beside each name, write his/her weight in kilograms. Enter this data in a table like the above and make a bar graph.

Solution:

Name of classmates | Weight (kg) |

Rohan | 32 |

Laxmi | 28 |

Rakesh | 40 |

Riya | 36 |

Scale: On Y-axis, 1 cm = 4 kg [Note: Students can take their own examples]

**Intext Questions and Activities**

Question 1.

Collect bar graphs from newspapers or periodicals showing a variety of data. (Textbook pg. no. 38)

Solution:

(Student should attempt the activities on their own.)