Respuesta :

0.05 x 30 = 1.5

0.15 x 70 = 10.5

0.004 x 100 = 0.4
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5% of $30 is $1.50    5% (.05) multiply
15% of $70 is $10.50     15% (.15) multiply
0.4% of $100 is $0.40     0.4% (.004) multiply

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