By solving a simple product we will see that 12% of 45 is equal to 5.4
If we have a number N and we want to take a percentage P of that number, the operation we need to do is:
new number = N*(P/100%)
Here the original number is N = 45 and the percentage is 12%, then we need to solve:
new number = 45*(12%/100%) = 5.4
Then the 12% of 45 is equal to 5.4
Learn more about percentages:
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