Practicing Success
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If a : b = 7 : 2 , then find the value of \(\frac{a + b}{a - b}\) . |
\(\frac{9}{4}\) \(\frac{9}{2}\) \(\frac{9}{5}\) \(\frac{4}{5}\) |
\(\frac{9}{5}\) |
a : b = 7 : 2 \(\frac{a + b }{a - b}\)= \(\frac{7 + 2}{7 - 2}\) = \(\frac{9}{5}\) |
