To find out what percent 12 is of 40, you can use the following formula:
Percentage = (Part / Whole) × 100
Here, the Part is 12 and the Whole is 40. Plugging these values into the formula:
Percentage = (12 / 40) × 100
First, divide 12 by 40:
12 ÷ 40 = 0.3
Next, multiply the result by 100 to get the percentage:
0.3 × 100 = 30%
So, 12 is 30% of 40.