Answer:B 660.88
Step-by-step explanation:
First, 785.63-57=728.63
Then 728.63 - 125=603.63
Last add 603.63 to 125.00
To give 660.88
Answer:
when
.
Step-by-step explanation:
Given: 
To find: Value of
, substituting the known value of 
We have,

Putting
in equation
, we get


Hence, the value of
is
, when the value of
is
.