Matric Part 1/9th Class General Math Chapter 1 Short Questions Test With Answer for Unit 1 Percentage, Ratio and Proportion

What is Proportion?

• Ans 1: The equality of two ratios is known as proportion.The symbol for proportion is ": :" or "=".

Explain the following decimal as percentage.0.22

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Express the Following percentage as fractions in their lowest forms.56%

• Ans 1: Solution: =56/100 =14/25 Ans

Explain the following decimal as percentage .1.25

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Explain the follwoing fraction to percentage.13/20

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What is Antecedent and Consequent?

• Ans 1: Antecedent: In a ratio a:b 'a' is called the Antecedent and 'b' is called the Consequent.

What is Compound Proportion?

• Ans 1: The relationship between two or more proportions is known as a compound proportion.

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Express the followig percentage as decimals,giving your answers correct to 3 places of decimal. 145%

• Ans 1: Solution =145/100 =1.45 Ans

What is Direct Proportion?

• Ans 1: The relationship between two ratio in which increase in one quantity cause a proportional increase in the other quantity or decrease in one quantity cause a decrease in the other quantity is called "direct proportion".

Express the follwoing percentage as fractions in their lowest form. 75%

• Ans 1: Solution:=75/100 =3/4 Ans

Fnd the ratio of first quantity to the second in its lowest term Rs 24 , Rs 6.

• Ans 1: Required ratio =24:6 =4:1 (Dividing by 6)

Explain the follwoing fraction to percentage.13/20

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Express the following percentage as decimals,giving your asnwers correct to 3 places of decimal. 12%

• Ans 1: Solution : =12/100 =0.12 Ans

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Fnd the ratio of first quantity to the second in its lowest term 5,5m

• Ans 1: Required ratio=5:5 =1:1

What is The order of Ratio?

• Ans 1: If the magnitude of two quantities are donated by 'a' and 'b' then ratio from 'a' to 'b' is a:b.
  We can not write these ration in b:a.

What are Extreme and Means Proportion?

• Ans 1: If a:b=c:d,the proportions in a:b :: c:d .We read it as ratio a is to bas ratio c is to d. a,b,c,d are called the terms of proprtion.The First and Fourth terms,i.e a and d are called the extremes of the Proportion.
• Ans 2: If a:b=c:d,the proportions in a:b :: c:d .We read it as ratio a is to bas ratio c is to d. a,b,c,d are called the terms of proprtion.The Second and Third terms,i.e b and c are called the means of the Proportion.

Express the following percentage as decimals,giving your asnwers correct to 3 places of decimal. 92%

• Ans 1: Solution : =92/100 =0.92 Ans

Express the followig percentage as decimals,giving your answers correct to 3 places of decimal. 145%

• Ans 1: Solution =145/100 =1.45 Ans

Fnd the ratio of first quantity to the second in its lowest term 1500km ,1200 km

• Ans 1: Rquired ratio =1500:1200 =15:12 (Dividing by 100) =5:4 (Dividing by3)

What are Extreme and Means Proportion?

• Ans 1: If a:b=c:d,the proportions in a:b :: c:d .We read it as ratio a is to bas ratio c is to d. a,b,c,d are called the terms of proprtion.The First and Fourth terms,i.e a and d are called the extremes of the Proportion.
• Ans 2: If a:b=c:d,the proportions in a:b :: c:d .We read it as ratio a is to bas ratio c is to d. a,b,c,d are called the terms of proprtion.The Second and Third terms,i.e b and c are called the means of the Proportion.

Express the follwoing percentage as fractions in their lowest form. 95%

• Ans 1: Solution: =95/100 =19/20 Ans

Explain the following decimal as percentage .1.25

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Express the Following percentage as fractions in their lowest forms.48%

• Ans 1: Solution: =48/100 =12/25

What is Direct Proportion?

• Ans 1: The relationship between two ratio in which increase in one quantity cause a proportional increase in the other quantity or decrease in one quantity cause a decrease in the other quantity is called "direct proportion".

A hockey team won 62% of their matches and 26% of them ended in a draw.What percentage oof the matches they lost?

• Ans 1: Percentage of matches won=62% Percentage of matches ended in a draw=26% Percentage of matches not lost=62%+26% =88% Percentage of matches lost =100%-88% =12% Ans

Explain the following decimal as percentage.0.22

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If 45% of the Students in a scholls are girls.What percentage are boys?

• Ans 1: Percentage og Girls=45% As the total percentage is always 100% So,percentage of boys =100%-45% =55% Ans