Question

If 102y =25,then 10-y equal to
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Answer 1

102y =25

or, y = 25/102

= 0.24

Now, 10-y = 10-0.24 = 9.76 Ans.

Answer 2

Answer:

Given:

25=102y

.:y=25/102

.:y=0.2450980392

put y= 0.2450980392 in 10-y, we get

.:10-y

=10-0.2450980392

=9.7549019608

.:10-y= 9.7549019608