HELP! Please Help Me if your Good At Science!?

Question

if the outpu voltage from the transformer in Figure 23-1 is 32 V, what is the input voltage?

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Answer 1

60 turns of wire = input

4 turns of wire = output

if the input is divided by 4 you get 15

multiply the output by 15 to get  480v input

Technical Version:

Vs/Vp = Ns/Np

32/Vp = 4/60

Vp = 32(60)/4 = 480V

The math is different but you can reorder these equations.