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Question
Compare the following ratios:
(7 : 9) and (11 : 16)
Sum
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Solution
Compare $$\frac{7}{9}$$ and $$\frac{11}{16}$$:
Cross-multiplying: $$7 \times 16 = 112$$
$$9 \times 11 = 99$$
Since $$112 > 99$$, we have $$\frac{7}{9} > \frac{11}{16}$$.
Therefore, $$(7 : 9) > (11 : 16)$$.
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Chapter 7: Ratio and Proportion - EXERCISE 7A [Page 95]
