1.

If a/b=3/4 then find the value of 7a-4b:3a+b.

Answer»

7:1
0.21736111111111
12:1
none of these

SOLUTION :Simply substitude the value of a and B as 3 and 4 in the given ALGEBRAIC ratio
as `(7xx3-4xx4):(3xx3+4)=5:13`


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