Answer:
400 
Explanation:
Solution for 500 is what percent of 125: 
500:125*100 = 
(500*100):125 = 
50000:125 = 400 
Now we have: 500 is what percent of 125 = 400 
Question: 500 is what percent of 125? 
Percentage solution with steps: 
Step 1: We make the assumption that 125 is 100% since it is our output value. 
Step 2: We next represent the value we seek with 
. 
Step 3: From step 1, it follows that $100%=125$.
Step 4: In the same vein, $x%=500$. 
Step 5: This gives us a pair of simple equations:
100%=125(1)
x%=500(2)
Step 6: By simply dividing equation 1 by equation 2 and taking note of the fact that both the LHS 
(left-hand side) of both equations have the same unit (%); we have

Step 7: Taking the inverse (or reciprocal) of both sides yields


Therefore, 500 is 400% of 125
Hope this answer helps and answers your question! Have a great day/night!