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Direct and Inverse Proportion

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Question 16

68%

The mass, $M$ , of a solid sphere is directly proportional to the cube of its radius, $r$ .

When $M = 3.125$ , $r = 0.5$

Find the value of $r\,$ when $M = 200$

[3]

Markscheme

Direct and Inverse Proportion Questions

GCSE
Maths
Direct and Inverse Proportion

164 exam-style questions on OCR GCSE Maths Direct and Inverse Proportion. Each one has a worked solution and a mark scheme showing where the marks go.

Direct and Inverse Proportion

Question bank

Direct and Inverse Proportion

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Question 16

68%

The mass, $M$ , of a solid sphere is directly proportional to the cube of its radius, $r$ .

When $M = 3.125$ , $r = 0.5$

Find the value of $r\,$ when $M = 200$

[3]

Markscheme

Direct and Inverse Proportion Questions

GCSE
Maths
Direct and Inverse Proportion

164 exam-style questions on OCR GCSE Maths Direct and Inverse Proportion. Each one has a worked solution and a mark scheme showing where the marks go.