Respuesta :

tqrqqqq
I think it’s the first answer, seems like it
theking7x
The correct answer is C. Z,X,W,Y


Explain


T = 840k tc = 100k

No = 1-t/th = 1-100/840 = 0.881



T h = 900k tc = 300k

300/900 = 0.667


Th= 500k tc= 25

25/500 = 0.95

Nw= 0.806 n = 0.881 N= 9.5

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