To find 40 percent of a number, multiply the number by 0.4. In this instance, 0.4 x 75 = 30. Therefore, 40 percent of 75 is equal to 30.
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75% = 75/100 = 0.75
30 75% = 75/100 = 3/4 y = 3/4 * 40 4y = 120 y = 30
75% of $450 is $337.50
22% of 75 = 16.5 and so 75-16.5 = 58.5
It is 100*10/40 = 25%