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Question
Choose the correct answer from the given options :
If x, 12, 8 and 32 are in proportion, then the value of x is
Options
6
4
3
2
Solution
x, 12, 8, 32 are in proportion, then
x × 32 = 12 × 8 ..(∵ ad = bc)
⇒ x = `(12 xx 8)/(32)` = 3
x = 3
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