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Ex-11.3, Percentage, Class 7, Math RD Sharma Solutions | RD Sharma Solutions for Class 7 Mathematics PDF Download

Question 1:

Express each of the following per cents as decimals:
 (i) 12.5%
 (ii) 75%
 (iii) 128.8%
 (iv) 0.05%

Answer 1:

(i) 12.5% = 12.5/100 = 125/1000 = 0.125
(ii) 75% = 75/100 = 0.75
(iii) 128.8% = 128.8/100 = 1288/1000 = 1.288
(iv) 0.05% = 0.05/100 = 5/10000 = 0.0005

Question 2:

Express each of the following decimals as a per cent:
 (i) 0.004
 (ii) 0.24
 (iii) 0.02
 (iv) 0.275

Answer 2:

(i) 0.004 = (0.004 ×  100)% = 0.4%
(ii) 0.24 = (0.24 ×  100 )% =  24%
(iii) 0.02 = (0.02 ×  100)% = 2%
(iv) 0.275 = (0.275 ×  100)% =  27.5%

Question 3:

Write each of the following as whole numbers or mixed numbers:
 (i) 136%
 (ii) 250%
 (iii) 300%

Answer 3:

(i) 136% = 136/100 = 34/25
(ii) 250% = 250/100 = 5/2
(iii) 300% = 300/100 = 3

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FAQs on Ex-11.3, Percentage, Class 7, Math RD Sharma Solutions - RD Sharma Solutions for Class 7 Mathematics

1. What are RD Sharma Solutions?
Ans. RD Sharma Solutions are a set of comprehensive solutions for the RD Sharma textbook, which is widely used by students studying mathematics in Class 7. These solutions provide step-by-step explanations and solutions to the exercises and problems given in the textbook, helping students understand and solve mathematical problems effectively.
2. Where can I find RD Sharma Solutions for Class 7 Math?
Ans. RD Sharma Solutions for Class 7 Math can be found on various educational websites, online learning platforms, or through the official website of RD Sharma. These solutions are available in the form of PDFs or can be accessed online, providing a convenient way for students to study and practice mathematics.
3. How can RD Sharma Solutions help me in my Class 7 Math exam?
Ans. RD Sharma Solutions can be highly beneficial in preparing for the Class 7 Math exam. These solutions provide detailed explanations and step-by-step solutions to the textbook exercises, helping students understand the concepts and techniques involved in solving mathematical problems. By practicing with these solutions, students can improve their problem-solving skills, clarify their doubts, and gain confidence in tackling various types of math problems that may appear in the exam.
4. Are RD Sharma Solutions enough to score well in the Class 7 Math exam?
Ans. RD Sharma Solutions are a valuable resource for exam preparation, but they should not be the sole resource relied upon. It is recommended to study the textbook thoroughly, understand the concepts, and practice solving a variety of problems from different sources. RD Sharma Solutions can be used as a supplement to the textbook, providing additional explanations and practice material. By combining these solutions with regular practice and a comprehensive study plan, students can increase their chances of scoring well in the Class 7 Math exam.
5. Can I use RD Sharma Solutions for self-study without the help of a teacher?
Ans. Yes, RD Sharma Solutions can be used for self-study without the help of a teacher. These solutions are designed to be self-explanatory, providing step-by-step explanations and solutions that can be easily understood by students. However, it is advisable to seek clarification from a teacher or a knowledgeable person if any doubts or difficulties arise while studying with these solutions. Additionally, practicing with solved examples and attempting exercises independently can further enhance understanding and learning.
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