Question

plz solve step by step please please please please please please please please please please please please please please please please please please please please please please please please please please please please please please please please please please please please please please please please please please please please please please please please answer it

Answer 1

x/y=4/5
so x=4 and y=5
5/8 + y-x /y-x
5/8 + 5-4 / 5-4
5/8 + 1
13/8

Answer 2

solution:
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x / y = 4/ 5 => x = 4y/ 5

.
[ (5/ 8) + {( y - x) / (y - x)} ]


.
=[ (5/8) + {(y - ( 4y/ 5) )/ ( y - (4y /5)} ]


.
= [ (5/8) + ( y/5)/ y/ 5) ]


.
= (5/ 8) + 1 = 13 / 8


.
Answer: option(E) none of these. 13/ 8
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