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Question
Find the value of x in the following:
x : 7.5 = 7 : 17.5
Sum
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Solution
`x/7.5 = 7/17.5`
17.5 × x = 7 × 7.5
17.5x = 52.5
x = `52.5/17.5`
x = 3
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Chapter 7: Ratio and proportion - Exercise 7B [Page 125]
