Option 4 : 54

**Given:**

20% of A = 12% of 60

**Formula used:**

a% of b = (a × b)/100

**Calculation:**

(20 × A)/100 = (12 × 60)/100

⇒ 20A = 720

⇒ A = 720/20

⇒ A = 36

According to the question,

A% of 150 = 36% of 150 = 54

**∴ A% of 150 is 54.**

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