10
40 percent of 10 = 4 To check the answer: 20% of 10 = 2
For the equation 80% of what number equals 40, the unknown number is 50.
40% = 0.4 = 40/100
The number 50 equals 40 percent of the number 125.
40% equals 0.4
40% of 105 = 42
50
since X = 40% , 2X = 80% therefore 10% of 2X = 8% 8% of 125 = 10
10 percent is equal to 1 tenth. Therefore, you should divide 40 by 10. This equals 4. Hope this helps!
40% of what number is 80?Here is your formula: is/of = %/100The answer is: 200.
If 10% of t = 40, then t = 400 If s = 16% of 400, then s = 64