Question

If n21=1.25, Write the value of n12

Answer 1

Answer:

n12 = 1/n21

n12 = 1/1.25

Hence, n12 = 0.8

Hope it helps

Answer 2

Answer ;

0.8

Explanation ;

n12 = 1.25

n12 = 1/1.25

n12 = 0.008 ×100

n12 = 0.8