RD Sharma Solutions For Class 7 Maths Exercise 11.1 Chapter 11 Percentage

RD Sharma Class 7 Solutions Chapter 11 Ex 11.1 PDF Free Download

RD Sharma Solutions for Class 7 Maths Exercise 11.1 of Chapter 11 Percentage in PDF are available here. Learners can download the PDF from the provided links. RD Sharma Solutions for Class 7 provides solutions for all topics covered in this exercise. In this exercise, students will get the meaning of per cent and the concept of percentage. This exercise deals with conversion of a per cent into fraction and conversion of fraction into a per cent. Several topics of this exercise are listed below:

  • Meaning of per cent
  • Per cent as a fraction
  • Per cent as a ratio
  • Conversion of a per cent into a fraction
  • Conversion of fraction into per cent

Download the PDF of RD Sharma Solutions For Class 7 Chapter 11 – Percentage Exercise 11.1

 

rd sharma class 7 maths solution ch 11 ex 1
rd sharma class 7 maths solution ch 11 ex 1

 

Access answers to Maths RD Sharma Solutions For Class 7 Chapter 11 – Percentage Exercise 11.1

1. Express each of the following per cents as fractions in the simplest forms:

(i) 45%

(ii) 0.25%

(iii) 150%

(iv) 6 (1/4) %

Solution:

(i) Given 45%

= (45/100)

On simplifying the above fraction we get

= (9/20)

(ii) Given 0.25%

= (0.25/100)

= (25/10000)

On simplifying the above fraction we get

= (1/400)

(iii) Given 150%

= (150/100)

On simplifying the above fraction we get

= (3/2)

(iv) Given 6 (1/4) %

We can write 6 (1/4) as 6.25

= (6.25/100)

= (625/1000)

= (1/16)

2. Express each of the following fractions as a per cent:

(i) (3/4)

(ii) (53/100)

(iii) 1 (3/5)

(iv) (7/20)

Solution:

(i) Given (3/4)

= (3/4) × 100

= 75%

(ii) Given (53/100)

= (53/100) × 100

= 53%

(iii) Given 1 (3/5)

Convert the given mixed fraction into improper fraction

1 (3/5) = (8/5)

= (8/5) × 100

= 160%

(iv) Given (7/20)

= (7/20) × 100

= 35%


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