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Question
If (x + 1) : 8 = 3.75 : 7, then the value of x is ______.
Options
`1 2/7`
`2 2/7`
`3 2/7`
`4 2/7`
MCQ
Fill in the Blanks
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Solution
If (x + 1) : 8 = 3.75 : 7, then the value of x is `underlinebb(3 2/7)`.
Explanation:
Cross-multiplication gives `x + 1 = 8 xx 3.75/7 = 30/7`, so `x = 23/7 = 3 2/7`. The other options do not satisfy the proportion.
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