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प्रश्न
Solve 2(x – 3)< 1, x ∈ {1, 2, 3, …. 10}
उत्तर
2(x – 3) < 1
⇒ x – 3 < `(1)/(2)`
⇒ x < `(1)/(2)` + 3
⇒ x < `3(1)/(2)`
But x ∈ {1, 2, 3 …..10}
Solution set = {1, 2, 3} 
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