JEE (Based on NTA Guidelines-IIT Engg.) Mains Chemistry Coaching Programs

πŸ“Ή Video Course 2024 (0 Lectures [0 Mins]): Offline Support

Click Here to View & Get Complete Material

Rs. 100.00

1 Month Validity (Multiple Devices)

⏳ 🎯 Online Tests (1 Tests [30 Questions Each]): NTA Pattern, Analytics & Explanations

Click Here to View & Get Complete Material

Rs. 100.00

3 Year Validity (Multiple Devices)

πŸŽ“ Study Material (159 Notes): 2024-2025 Syllabus

Click Here to View & Get Complete Material

Rs. 350.00

3 Year Validity (Multiple Devices)

🎯 144 Numeric, 2994 MCQs (& PYQs) with Full Explanations (2024-2025 Exam)

Click Here to View & Get Complete Material

Rs. 650.00

3 Year Validity (Multiple Devices)

NCERT Class 7 Mathematics Solutions: Chapter 3 – Data Handling Exercise 3.3 Part 1

Illustration: NCERT Class 7 Mathematics Solutions: Chapter 3 – Data Handling Exercise 3.3 Part 1

1. Use the bar graph (fig 3.3) to answer the following questions:

Illustration: NCERT Class 7 Mathematics Solutions: Chapter 3 – Data Handling Exercise 3.3 Part 1

(a) Which is the most popular pet?

(b) How many students have dog as a pet?

Answer:

(a) Cat is the most popular pet

(b) Students have dog as a pet.

2. Read the bar graph, which shows the number of books sold by a bookstore during five consecutive years and answer the following questions:

Illustration: NCERT Class 7 Mathematics Solutions: Chapter 3 – Data Handling Exercise 3.3 Part 1

(i) About how many books were sold in ?

(ii) In which year were about books sold? About books sold?

(iii) In which years were fewer than books sold?

(iv) Can you explain how you would estimate the number of books sold in ?

Answer:

According to the bar graph

(i)

(a) In , books were sold.

(b) In , books were sold.

(c) In , books were sold.

(ii) In about books were sold and in about books were sold.

(iii) In and fewer than books were sold.

(iv) By reading the graph,

Number of book sold in a year 1989

(Here, 1 cm 100 books)

So, 175 books were sold in .