7th Maths : Term 2 Unit 1 : Number System : Exercise 1.4 : Text Book Back Exercises Questions with Answers, Solution

**Exercise
1.4**

**1. Write the decimal number represented by the
points P. Q, R, and S on the given number line.**

**Answer:**

P(3.6), Q(1.3), R(6.8), S(4.2) .

** **

**2. Represent the following decimal numbers on the
number line.**

**(i) 1.7**

**(ii) 0.3 **

**(iii) 2.1 **

Answer:

** **

**3. Between which two whole numbers, the
following decimal numbers lie?**

**(i) 3.3 **

**(ii) 2.5**

**(iii) 0.9**

**i) 3.3 **The decimal number lies between 3 and 4.

**ii) 2.5 **The decimal number lies between 2 and 3,

**iii) 0.9** The decimal number lies between 0 and 1.

** **

**4. Find the greater decimal number in the following.**

**(i) 2.3, 3.2 **

2.3, 3.2

Comparing the whole number part,

2 < 3

So, 3.2 > 2.3

The greater decimal number is 3.2.

**(ii) 5.6, 6.5**

5.6, 6.5

Comparing the whole number part,

5 < 6

So, 6.5 > 5.6

The greater decimal number is 6.5.

**(iii) 1.2,2.1**

1.2, 2.1

Comparing the whole number part,

1 < 2

So, 2.1 > 1.2

The greater decimal number is 2.1.

** **

**5. Find the smaller decimal number in the following.**

**(i) 25.3, 25.03 **

The whole number parts of the two decimal numbers are equal.

Comparing the digits of tenth place, 0 < 3

So, 25.03 < 25.3

The smaller decimal number is 25.03.

**(ii) 7.01, 7.3**

The whole number parts of the two decimal numbers are equal.

Comparing the digits of tenth place, 0 < 3

So, 7.01 < 7.3

The smaller decimal number is 7.01.

**(iii) 5.6,6.05**

Comparing the whole number parts of the two decimals,

5 < 6

So, 5.6 < 6.05

The smaller decimal number is 5.6.

** **

__Objective type questions__

**6.
Between which two whole numbers 1.7 lie?**

(i) 2 and 3

(ii) 3 and 4

(iii) 1 and 2

(iv) 1 and 7

*Answer :* (iii) 1 and 2

**7. The decimal number which lies between 4 and 5
is ____**

(i) 4.5

(ii) 2.9

(iii) 1.9

(iv). 3.5

*Answer :* (i) 4.5

__ANSWERS:__

**Exercise 1.4 **

1. P(3.6), Q(1.3),
R(6.8), S(4.2)

2.

3. (i) 3 and 4 (ii) 2
and 3 (iii) 0 and 1

4. (i) 3.2 (ii) 6.5
(iii) 2.1

5. (i) 25.03 (ii) 7.01
(iii) 5.6

** Objective type questions **

6. (iii) 1 and 2

7. (i) 4.5

Tags : Questions with Answers, Solution | Number System | Term 2 Chapter 1 | 7th Maths , 7th Maths : Term 2 Unit 1 : Number System

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7th Maths : Term 2 Unit 1 : Number System : Exercise 1.4 | Questions with Answers, Solution | Number System | Term 2 Chapter 1 | 7th Maths

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