Chapter 11: Percentage Exercise – 11 · Home » R.D. Sharma Solutions » R.D. Sharma Class 7 Solutions » Chapter 11 Percentage » Percentage Exercise 11.1 Question: 1 Express each

Home » R.D. Sharma Solutions » R.D. Sharma Class 7 Solutions » Chapter 11 Percentage » Percentage Exercise 11.1

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

(i) 45%

(ii) 0.25%

(iii) 150%

(iv) 6(1/4) %

Solution:

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

(i) (3/4) %

(ii) (53/100) %

(iii) 1(3/5) %

(iv) (7/20) %

Solution:

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Question: 1Express each of the following ratios as per cents

(i) 4:5

(ii) 1:5

(iii) 11: 125

Solution:

Question: 2Express each of the following per cents as ratios in simplest forms

(i) 2.5%

(ii) 0.4%

(iii) 13(3/4)%

Solution:




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Question: 1Express each of the following per cents as decimals:

(i) 12.5%

(ii) 75%

(iii) 128.8%

Solution:

Question: 2Express each of the following decimals as per cent:

(i) 0.004

(ii) 0.24

(iii) 0.02

(iv) 0.275

Solution:




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Question: 3Write each of the following as whole numbers or mixed numbers:

(i) 136%

(ii) 250%

(iii) 300%

Solution:

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Question: 1Find each of the following:

(i) 7% of Rs.7150

(ii) 40% of 400Kg

(iii) 20% of 15.125litres

(iv) 3(1/3)% of 90 km

(v) 2.5% of 600metres

Solution:

Question: 2Find the number whose 12(1/2) % is 64.

Solution:




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Question: 3What is the number, 6(1/4)% of which is 2?

Solution:

Question: 4If 6 is 50% of a number, what is the number?

Solution:

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Question: 1What per cent of

(i) 24 is 6?

(ii) Rs.125 is Rs.10?

(iii) 4km is 160 metres?

(iv) Rs. 8 is 25 paise?

(v) 2 days is 8 hours?

(vi) 1 lire is 175 ml

Solution:




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Question: 2What per cent is equivalent to 3/8?

Solution:

Question: 3Find the following:

(i) 8 is 4% of which number

(ii) 6 is 60% of which number

(iii) 6 is 30% of which number

(iv) 12 is 25% of which number

Solution:

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Question: 4Convert each of the following pairs into percentages and find out which is more?

(i) 25 marks out of 30, 35 marks out of 40

(ii) 100 runs scored off 110 balls, 50 runs scored off 55 balls

Solution:



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Question: 5Find 20% more than Rs.200.

Solution:

Question: 6Find 10% less than Rs.150

Solution:

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Question: 1Ashu had 24 pages to write. By the evening, he had completed 25% of his work. How manypages were left?

Solution:

Question: 2A box contains 60 eggs. Out of which 16(2/3)% are rotten ones. How many eggs are rotten?

Solution:

Question: 3Rohit obtained 45 marks out of 80. What per cent marks did he get?

Solution:

Question: 4Mr Virmani saves 12% of his salary. If he receives Rs 15900 per month as salary, find hismonthly expenditure.




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Solution:

Question: 5A lawyer willed his 3 sons Rs 250000 to be divided into portions 30%, 45% and 25%. Howmuch did each of them inherit?

Solution:

Question: 6Rajdhani College has 2400 students, 40% of whom are girls. How many boys are there in thecollege?

Solution:

Question: 7Aman obtained 410 marks out of 500 in CBSE XII examination while his brother Anish gets536 marks out of 600 in IX class examination. Find whose performance is better?

Solution:

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Question: 8Rahim obtained 60 marks out of 75 in Mathematics. Find the percentage of marks obtained byRahim in Mathematics.

Solution:

Question: 9In an orchard, 16(2/3) % of the trees are apple trees. If the number of trees in the orchard is240, 3 find the number of other type of trees in the orchard.

Solution:

Question: 10Ram scored 553 marks out of 700 and Gita scored 486 marks out of 600 in science. Whoseperformance is better?

Solution:

Question: 11Out of an income of Rs 15000, Nazima spends Rs 10200. What per cent of her income doesshe save?

Solution:

Question: 1245% of the students in a school are boys. If the total number of students in the school is 880,find the number of girls in the school.

Solution:

Question: 13Mr. Sidhana saves 28% of his income. If he saves As 840 per month, find his monthly income.

Solution:

Question: 14In an examination, 8% of the students fail. What percentage of the students pass? If 1650students appeared in the examination, how many passed?

Solution:



Solution




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Question: 15In an examination, 92% of the candidates passed and 46 failed. How many candidatesappeared?

Solution:


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Chapter 11: Percentage Exercise – 11 · Home » R.D. Sharma Solutions » R.D. Sharma Class 7 Solutions » Chapter 11 Percentage » Percentage Exercise 11.1 Question: 1 Express each

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