60
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the number is 120 and so its 400% of 30
30/100*50=15pounds
To calculate 30 percent of a number, multiply the number by 0.3. For example, 30 percent of 80 is equal to 80 x 0.3 = 24.
$150,000 One hundred and fifty thousand dollars
20% is 1/5. 20% of $150 is $30.