1.

If $$\frac{a}{b}{\text{ = }}\frac{2}{3}$$and $$\frac{b}{c}{\text{ = }}\frac{4}{5}{\text{,}}$$then the ration $$\frac{{a + b}}{{b + c}}$$equal to?

A. $\frac{{20}}{{27}}$$
B. $\frac{{27}}{{20}}$$
C. $\frac{6}{8}$$
D. $\frac{8}{6}$$
Answer» B. $\frac{{27}}{{20}}$$


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