12.5% of what number is 20

12.5 / 100 = 20 / X
multiply 100 x 10 to get 2000
multiply 12.5 x X to get 12.5X
divide both 2000 and 12.5X by 12.5 to get 2000 / 12.5 = X
2000 / 12.5 = 160 therefore X = 160
check your answer by multiplying 0.125 by 160 to get 20

Where the white dots are is where your points should be plotted.a translation is simply just moving something from one place to another. in this case, you would move each plot point of the original shape 2 units up, and 5 units to the left.