If a : b = c : d, then $$\frac{{{\text{ma}} + {\text{nc}}}}{{{\text{mb}} + {\text{nd}}}}$$ is equal to - Options: A . &nbspm : n B . &nbspdm : cn C . &nbspan : mb D . &nbspa : b

If a : b = c : d, then $$\frac{{{\text{ma}} + {\text{nc}}}}{{{\text{mb}} + {\tex

Question

If a : b = c : d, then $$\frac{{{\text{ma}} + {\text{nc}}}}{{{\text{mb}} + {\text{nd}}}}$$ is equal to -

Options:

A . m : n

B . dm : cn

C . an : mb

D . a : b

Answer: Option D

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