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Ratio and Proportion

Each subtopic includes About section, revision page link, 10 preview questions, and practice CTAs.

Concept of Ratio

Subtopic

Concept of Ratio under Ratio and Proportion for Grade 7 ICSE.

About Topic & Revision

Preview questions (no answers)

  1. 1.

    Simplify the ratio 17:5117 : 51.

    A.

    1:21 : 2

    B.

    1:511 : 51

    C.

    1:31 : 3

    D.

    17:117 : 1

  2. 2.

    Express the ratio of 44 minutes to 4040 seconds in its simplest form.

    A.

    1:101 : 10

    B.

    6:16 : 1

    C.

    10:110 : 1

    D.

    1:61 : 6

  3. 3.

    Find the simplest form of the ratio 13:3913 : 39.

    A.

    1:31 : 3

    B.

    3:13 : 1

    C.

    1:131 : 13

    D.

    2:62 : 6

Download the worksheet for Ratio and Proportion - Concept of Ratio to practice offline. It includes additional chapter-level practice questions.

Proportion as an equality of two ratios

Subtopic

Proportion as an equality of two ratios under Ratio and Proportion for Grade 7 ICSE.

About Topic & Revision

Preview questions (no answers)

  1. 1.

    If 22 kg of apples cost ₹160₹160, find the cost of 55 kg of apples using proportion.

    A.

    ₹320₹320

    B.

    ₹400₹400

    C.

    ₹450₹450

    D.

    ₹500₹500

  2. 2.

    Find the value of xx in x:1.1=10:1x : 1.1 = 10 : 1.

    A.

    1.1

    B.

    10

    C.

    11

    D.

    110

  3. 3.

    Check if the numbers 2,5,6,152, 5, 6, 15 are in proportion.

    A.

    Yes

    B.

    No

    C.

    Cannot be determined

    D.

    Only in reverse order

Download the worksheet for Ratio and Proportion - Proportion as an equality of two ratios to practice offline. It includes additional chapter-level practice questions.

Unitary Method

Subtopic

Unitary Method under Ratio and Proportion for Grade 7 ICSE.

About Topic & Revision

Preview questions (no answers)

  1. 1.

    If 33 sets of guitar strings cost ₹900₹900, find the cost of 22 such sets.

    A.

    ₹450

    B.

    ₹500

    C.

    ₹600

    D.

    ₹700

  2. 2.

    A pedometer shows that a person takes 3,0003,000 steps in 30 minutes30\text{ minutes}. How many steps does the person take in 1 minute1\text{ minute}?

    A.

    100

    B.

    150

    C.

    200

    D.

    50

  3. 3.

    If 7 kg7\text{ kg} of dog food lasts for 7 days7\text{ days}, how many kilograms are needed for 10 days10\text{ days}?

    A.

    14 kg

    B.

    9 kg

    C.

    12 kg

    D.

    10 kg

Download the worksheet for Ratio and Proportion - Unitary Method to practice offline. It includes additional chapter-level practice questions.

Direct and Inverse Variation

Subtopic

Direct and Inverse Variation under Ratio and Proportion for Grade 7 ICSE.

About Topic & Revision

Preview questions (no answers)

  1. 1.

    If the ratio of boys to girls in a class is 5:35:3 and there are 2424 girls, find the number of boys.

    A.

    4040

    B.

    3030

    C.

    3535

    D.

    4545

  2. 2.

    Find the mean proportional between 44 and 1616.

    A.

    1010

    B.

    1212

    C.

    88

    D.

    66

  3. 3.

    The speed of a cycle is 1515 km/h and the speed of a scooter is 4545 km/h. Find the ratio of their speeds.

    A.

    1:31:3

    B.

    3:13:1

    C.

    1:21:2

    D.

    2:12:1

Download the worksheet for Ratio and Proportion - Direct and Inverse Variation to practice offline. It includes additional chapter-level practice questions.

Ratio and Proportion - ICSE Class 7 Maths Notes & Revision | Krit.club