Q. Do these ratios form a proportion?7 medium folders to 3 small folders9 medium folders to 2 small foldersChoices:(A)yes(B)no
Write Ratio in Fraction Form: Step 1: Write the ratio of 7 medium folders to 3 small folders in fraction form.7 medium folders / 3 small folders = 37Fraction form of the first ratio: 37
Compare Ratios: Step 2: Write the ratio of 9 medium folders to 2 small folders in fraction form.9 medium folders / 2 small folders = rac{9}{2}Fraction form of the second ratio: rac{9}{2}
Determine Proportion: Step 3: Compare the two fractions to see if they form a proportion by finding a common multiple or by cross-multiplying.Cross multiply:37 and 297×2=149×3=27Since 14 is not equal to 27, the ratios do not form a proportion.
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