7/50
The percentage of 100 to 500 is 20%.
0.3 is halfway between 20% and 40%
100/(500/100) = 20%
100 is 20% of 500.
20% of 500 = 20% * 500 = 0.2 * 500 = 100
20% of 500 = 100
500 2500.
The halfway point between two numbers can be found by taking the average of the two numbers. In this case, the average of 80 and 120 is (80 + 120) / 2 = 100. Therefore, halfway between 80 and 120 is 100.
100
Multiply by 5 4*5 = 20 20*5 = 100 100*5 = 500 500*5 = 2500
20