Question

find a:b or (3a+b) : (a+b) = 9:5
it mine sister question ma btata deti lekin vo mujhse samjh ti nhi h .​

Answer 1

Step-by-step explanation:

$\frac{3a + b}{a + b} = \frac{9}{5} \\ cross \: multiplying \\ 15a \: + 5b \: = 9a \: + \: 9b \\ 6a \: = \: 4b \\ \frac{a}{b} \: = \frac{2}{3}$

I hope this helps your sister :)

Answer 2

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