Chapters
Chapter 2: Estimation
Chapter 3: Numbers in India and International System (With Comparison)
Chapter 4: Place Value
Chapter 5: Natural Numbers and Whole Numbers (Including Patterns)
Chapter 6: Negative Numbers and Integers
Chapter 7: Number Line
Chapter 8: HCF and LCM
Chapter 9: Playing with Numbers
Chapter 10: Sets
Chapter 11: Ratio
Chapter 12: Proportion (Including Word Problems)
Chapter 13: Unitary Method
Chapter 14: Fractions
Chapter 15: Decimal Fractions
Chapter 16: Percent (Percentage)
Chapter 17: Idea of Speed, Distance and Time
Chapter 18: Fundamental Concepts of algebra
Chapter 19: Fundamental Operations (Related to Algebraic Expressions)
Chapter 20: Substitution (Including Use of Brackets as Grouping Symbols)
Chapter 21: Framing Algebraic Expressions (Including Evaluation)
Chapter 22: Simple (Linear) Equations (Including Word Problems)
Chapter 23: Fundamental Concepts geometry
Chapter 24: Angles (With their Types)
Chapter 25: Properties of Angles and Lines (Including Parallel Lines)
Chapter 26: Triangles (Including Types, Properties and Constructions)
Chapter 27: Quadrilateral
Chapter 28: Polygons
Chapter 29: The Circle
Chapter 30: Revision Exercise Symmetry (Including Constructions on Symmetry)
Chapter 31: Recognition of Solids
Chapter 32: Perimeter and Area of Plane Figures
Chapter 33: Data Handling (Including Pictograph and Bar Graph)
Chapter 34: Mean and Median

Chapter 11: Ratio
Selina solutions for Class 6 Mathematics Chapter 11 Ratio Exercise 11 (A)
Express the following ratios in its simplest form :
4:6
Express the following ratios in its simplest form :
48: 54
Express the following ratios in its simplest form :
200:250
Express the following ratios in its simplest form :
5 kg: 800 gm
Express the following ratios in its simplest form :
30 cm : 2 m
Express the following ratios in its simplest form :
3 m : 90 cm
Express the following ratios in its simplest form :
2 years: 9 months
Express the following ratios in its simplest form :
1 hour: 45 minutes
Express the following ratios in its simplest form :
4 min : 45 sec
Express the following ratios in its simplest form :
`1 1/2:2 1/2`
Express the following ratios in its simplest form :
`3 1/2 : 7`
Express the following ratios in its simplest form :
`2 1/3 : 3 1/2: 1 1/4`
Express the following ratios in its simplest form :
x2 : 4x
Express the following ratios in its simplest form :
2.5 : 1.5
Express the following ratios in its simplest form :
2.5 : 5
A field is 80 m long and 60 m wide. Find the ratio of its width to its length.
State true or false :
A ratio equivalent to 7 : 9 is 27 : 21.
State true or false :
A ratio equivalent to 5 : 4 is 240 : 192
State true or false :
A ratio of 250 gm and 3 kg is 1 : 12.
Is the ratio of 15 kg and 35 kg same as the ratio of 6 years and 14 years?
Is the ratio of 6 g and 15 g same as the ratio of 36 cm and 90 cm ?
Find the ratio between 3.5 m, 475 cm and 2.8 m
Find the ratio between 5 dozen and 2 scores. [1 score = 20]
Selina solutions for Class 6 Mathematics Chapter 11 Ratio Exercise 11 (B)
The monthly salary of a person is Rs. 12,000 and his monthly expenditure is Rs 8,500. Find the ratio of his:
(i) salary to expenditure
(ii) expenditure to savings
(ii) savings to salary
The strength of a class is 65, including 30 girls. Find the ratio of the number of:
(i) girls to boys
(ii) boys to the whole class
(iii) the whole class to girls
The weekly expenses of a boy have increased from ₹ 1,500 to ₹ 2,250. Find the ratio of:
(i) increase in expenses to original expenses.
(ii) original expenses to increased expenses.
(iii) increased expenses to increase in expenses.
Reduce the following ratio to their lowest term:
1 hour 20 min : 2 hours
Reduce the following ratio to their lowest term:
4 weeks : 49 days
Reduce the following ratio to their lowest term:
3 years 4 months : 5 years 5 months.
Reduce the following ratio to their lowest term:
2 m 40 cm : 1 m 44 cm
Reduce the following ratio to their lowest term:
5 kg 500 gm : 2 kg 750 gm
Two numbers are in the ratio 9 : 2. If the smaller number is 320, find the larger number.
A bus travels 180 km in 3 hours and a train travels 450 km in 5 hours. Find the ratio of speed of train to the speed of bus.
In winter, a school opens at 10 a.m. and closes at 3.30 p.m. If the lunch interval is of 30 minutes, find the ratio of lunch interval to total lime of the class periods.
Rohit goes to school by car at 60 km per hour and Manoj goes to school by scooty at 40 km per hour. If they both live in the same locality, find the ratio between the time taken by Rohit and Manoj to reach school.
In a club has 360 members, 40 play carrom, 96 play table tennis, 144 play badminton, and remaining members play volley-ball. If no member plays two or more games, find the ratio of members who play:
(i) carrom to the number of those who play badminton.
(ii) badminton to the number of those who play table-tennis.
(iii) table-tennis to the number of those who play volley-ball.
(iv) volleyball to the number of those who play other games.
The length of a pencil is 18 cm and its radius is 4 cm. Find the ratio of its length to its diameter.
Ratio of the distance of the school from A’s home to the distance of the school from B’s home is 2 : 1.
(i) Who lives nearer to the school?
(ii) Complete the following table:
The student-teacher ratio in a school is 45 : 2. If there are 4050 students in the school, how many teachers must be there?
Selina solutions for Class 6 Mathematics Chapter 11 Ratio Exercise 11 (C)
₹120 is to be divided between Hari and Gopi in the ratio 5 : 3. How much does each get?
Divide 72 in the ratio `2 1/2:1 1/2`
Divide 81 into three parts in the ratio 2 : 3 : 4.
Divide Rs 10,400 among A, B and C in the ratio `1/2:1/3:1/4`
A profit of Rs 2,500 is to be shared among three persons in the ratio 6 : 9 : 10. How much does each person get?
The angles of a triangle are in the ratio 3 : 7 : 8. Find the greatest and the smallest angles.
The sides of a triangle are in the ratio 3 : 2 : 4. If the perimeter of the triangle is 27 cm, find the length of each side.
An alloy of zinc and copper weighs `12 1/2`kg. if in the alloy, the ratio of zinc and copper is 1 : 4, find the weight of copper in it.
How will Rs 31500 be shared between A, B, and C; if A gets the double of what B gets, and B gets the double of what C gets?
Mr. Gupta divides Rs 81000 among his three children Ashok, Mohit, and Geeta in such a way that Ashok gets four times what Mohit gets and Mohit gets 2.5 times what Geeta gets. Find the share of each of them.
Selina solutions for Class 6 Mathematics Chapter 11 Ratio Exercise 11 (D)
Which ratio is greater:
`8/15` or `5/9`
Which ratio is greater:
`3/7` or `6/13`
Which ratio is smaller:
`9/17` or `8/15`
Which ratio is smaller:
`7/15` or `15/32`
Increase 95 in the ratio 5 : 8.
Decrease 275 in the ratio 11 : 7.
Decrease 850 in the ratio 17 : 6 and then increase the result in ratio 5 : 9.
Decrease 850 in the ratio 17 : 6 and then decrease the resulting number again in 4 : 3.
Increase 1200 in the ratio 2 : 3 and then decrease the resulting number in the ratio 10 : 3.
Increase 1200 in the ratio 3 : 7 and then increase the resulting number again in the ratio 4 : 7.
The number 650 is decreased to 500 in the ratio a : b, find the ratio a : b.
The number 800 is increased to 960 in the ratio a : b, find the ratio a : b.
Chapter 11: Ratio

Selina solutions for Class 6 Mathematics chapter 11 - Ratio
Selina solutions for Class 6 Mathematics chapter 11 (Ratio) include all questions with solution and detail explanation. This will clear students doubts about any question and improve application skills while preparing for board exams. The detailed, step-by-step solutions will help you understand the concepts better and clear your confusions, if any. Shaalaa.com has the CISCE Class 6 Mathematics solutions in a manner that help students grasp basic concepts better and faster.
Further, we at Shaalaa.com provide such solutions so that students can prepare for written exams. Selina textbook solutions can be a core help for self-study and acts as a perfect self-help guidance for students.
Concepts covered in Class 6 Mathematics chapter 11 Ratio are Difference Between Fraction and Ratio., Concept of Ratio.
Using Selina Class 6 solutions Ratio exercise by students are an easy way to prepare for the exams, as they involve solutions arranged chapter-wise also page wise. The questions involved in Selina Solutions are important questions that can be asked in the final exam. Maximum students of CISCE Class 6 prefer Selina Textbook Solutions to score more in exam.
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