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  • Subjects
  • Mathematics State Board
  • Class 7

Direct and Inverse proportion

Theory

1. Recalling ratio and proportion
2. Recalling proportion and its variation
3. Direct proportion
4. Direct proportions using unitary method
5. Inverse Proportion
6. Inverse proportion using unitary method

Exercises

1. Choose a correct ratio for the given shapes

Difficulty: easy

1
2. Choose the correct answer

Difficulty: easy

3
3. Solve the unknown value

Difficulty: easy

1
4. Find out the number of seed packets needed

Difficulty: medium

3
5. Calculate the number of days that mens can harvest the same field

Difficulty: medium

3
6. Calculate the number of hours worked

Difficulty: medium

3
7. Predict the total number of quizzes

Difficulty: medium

3
8. Find out time taken to empty the tank

Difficulty: medium

4
9. Calculate the baking hours

Difficulty: medium

4
10. Determine the days needed to grind the jam

Difficulty: medium

1
11. Calculate the number of weeks

Difficulty: medium

1
12. Determine the expected number of days to complete the project

Difficulty: hard

5
13. Calculate the number of students

Difficulty: hard

5
14. Calculate the value of 'A'

Difficulty: hard

5
15. Calculate how many persons will engineer require

Difficulty: hard

4
16. Find out required liters of petrol

Difficulty: hard

5

Tests

1. Training test

Difficulty: medium

5

Teacher manuals

1. Methodical recommendation

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