Question

If a:b:c=7:3:5 then (a+b+c):(2a+b-c)=?​

Answer 1

Answer:

the answer is

15:30

=1:2

Answer 2

$\huge\tt\Huge\red{Answer}$

$(a + b + c).(2a + b - c) \\ \\ (7 + 3 + 5).(2 \times 7 + 3 - 5) \\ \\ 15.12$