Class 7
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Mathematics
A Peek Beyond the Point
NCERT Solutions
NCERT Solutions
A Peek Beyond the Point
11 Solutions
Exercise:
All Exercises
In-Text Questions (Section 3.1)
In-Text Questions (Section 3.2)
Q1
In-Text Questions (Section 3.1)
Which scale helped you measure the length of the screws accurately? Why?
Q2
In-Text Questions (Section 3.1)
What is the meaning of
2
7
10
c
m
2 \frac{7}{10} \mathrm{~cm}
2
10
7
cm
(the length of the first screw)?
Q3
In-Text Questions (Section 3.1)
Can you explain why the unit was divided into smaller parts to measure the screws?
Q4
In-Text Questions (Section 3.1)
Write the measurements of the objects shown in the picture.
Q1
In-Text Questions (Section 3.2)
For the objects shown below, write their lengths in two ways and read them aloud. An example is given for the USB cable. (Note that the unit length used in each diagram is not the same).
Q2
In-Text Questions (Section 3.2)
Arrange these lengths in increasing order:
(a)
9
10
\frac{9}{10}
10
9
(b)
1
7
10
1 \frac{7}{10}
1
10
7
(c)
130
10
\frac{130}{10}
10
130
(d)
13
1
10
13 \frac{1}{10}
13
10
1
(e)
10
5
10
10 \frac{5}{10}
10
10
5
(f)
7
6
10
7 \frac{6}{10}
7
10
6
(g)
6
7
10
6 \frac{7}{10}
6
10
7
(h)
4
10
\frac{4}{10}
10
4
Q3
In-Text Questions (Section 3.2)
Arrange the following lengths in increasing order:
4
1
10
,
4
10
,
41
10
,
41
1
10
4 \frac{1}{10}, \frac{4}{10}, \frac{41}{10}, 41 \frac{1}{10}
4
10
1
,
10
4
,
10
41
,
41
10
1
.
Q4
In-Text Questions (Section 3.2)
Sonu is measuring some of his body parts. The length of Sonu's lower arm is
2
7
10
2 \frac{7}{10}
2
10
7
units, and that of his upper arm is
3
6
10
3 \frac{6}{10}
3
10
6
units. What is the total length of his arm?
Q5
In-Text Questions (Section 3.2)
The lengths of the body parts of a honeybee are given. Find its total length. Head:
2
3
10
2 \frac{3}{10}
2
10
3
units Thorax:
5
4
10
5 \frac{4}{10}
5
10
4
units Abdomen:
7
5
10
7 \frac{5}{10}
7
10
5
units
Q6
In-Text Questions (Section 3.2)
The length of Shylaja's hand is
12
4
10
12 \frac{4}{10}
12
10
4
units, and her palm is
6
7
10
6 \frac{7}{10}
6
10
7
units, as shown in the picture. What is the length of the longest (middle) finger?
Q7
In-Text Questions (Section 3.2)
A Celestial Pearl Danio's length is
2
4
10
c
m
2 \frac{4}{10} \mathrm{~cm}
2
10
4
cm
, and the length of a Philippine Goby is
9
10
c
m
\frac{9}{10} \mathrm{~cm}
10
9
cm
. What is the difference in their lengths?
More from this chapter
Chapter overview
Important Points
Practice Questions
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