2 ----› 10% of 20 = 10/100 × 20 = 200/100 = 2/1 = 2
52.5 ----› 35% of 150 = 35/100 × 150 = 0.35 × 150 = 52.5
4.5 ----› 30% of 15 = 30/100 × 15 = 0.3 × 15 = 4.5
10 -----› 20% of 50 = 20/100 × 50 = 0.2 × 50 = 10
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