Practicing Class 7 Maths MCQ and Class 7 Maths Part 2 Chapter 5 Connecting the Dots MCQ Questions Online Test with Answers daily helps in time management.
MCQ on Connecting the Dots Class 7
Connecting the Dots MCQ Class 7
Class 7 Connecting the Dots MCQ
Question 1.
Why do we organise data?
(a) To make it colourful
(b) To make it confusing
(c) To understand it easily
(d) To hide information
Answer:
(c) To understand it easily
Question 2.
The mean of three numbers is 40. All the three numbers are different natural numbers. If lowest is 19, what could be highest possible number of remaining two numbers?
(a) 81
(b) 40
(c) 100
(d) 71
Answer:
(a) 81
Question 3.
The median of the data: 3,4,5,6,7,3, 4 is :
(a) 5
(b) 3
(c) 4
(d) 6
Answer:
(c) 4
Question 4.
In which of these situations is a double bar graph useful?
i. Enrolment of students in Class VII in 2024 and 2025.
ii. Marks obtained in Term I and Term II examinations.
iii. Marks obtained in all subjects of a term examination.
(a) i and ii
(b) ii and iii
(c) i and iii
(d) i only
Answer:
(a) i and ii
Question 5.
The arithmetic mean of five numbers is 85 . What is their sum?
(a) 85
(b) 425
(c) A number greater than 85
(d) A number between 85 and 425
Answer:
(b) 425
Question 6.
In a set of data, 11 numbers are arranged in ascending order. If the 8th entry is increased by 3, by how much does the median of the data increase?
(a) 0
(b) 2
(c) 3
(d) 8
Answer:
(a) 0
Question 7.
The median of the data : 5,6,6,7,7,8 is-
(a) 6
(b) 6.5
(c) 7
(d) 5.5
Answer:
(b) 6.5
Question 8.
What will be the range of following data? 32, 41, 28, 54, 35, 26, 33, 23, 38, 40
(a) 25
(b) 23
(c) 31
(d) 54
Read the following bar graph which shows the number of books sold by a bookstore during five consecutive years and answer the question given bellow (Q. 9 – Q. 11)
Answer:
(c) 31
Question 9.
How many books were sold in 1989?
(a) 100
(b) 200
(c) 300
(d) 600
Answer:
(b) 200
Question 10.
In which year more than 400 but less than 500 books were sold?
(a) 1990
(b) 1991
(c) 1993
(d) 1989
Answer:
(a) 1990
Question 11.
How many books were sold from 1991 to 1993?
(a) 1300
(b) 1150
(c) 900
(d) 800
Answer:
(b) 1150
Connecting the Dots Class 7 Fill in the Blanks
1. The mean of a data is defined as _______.
Answer:
the average value of all the numbers within that set
2. In a given data, arranged in ascending or descending order, the middle most observation is called _______.
Answer:
median
3. If the arithmetic mean of 8, 4, x, 6,2, 7 is 5, then the value of x is _______.
Answer:
3
4. The median of any data lies between the _______and _______observations.
Answer:
minimum, maximum
5. Median is one of the observations in the data if number of observations is _______.
Answer:
odd
6. The mean of the first ten prime number is _______.
Answer:
12.9
7. In a bar graph, the height of the bar shows the _______.
Answer:
quantity / number
8. Outliers can affect the _______ and _______ of a data set.
Answer:
mean, range