Question: 21. Given two circles whose radii are 35 and 28, the ratio of their areas is 5 to 4 25 to 16 10 to

21. Given two circles whose radii are 35" and 28", the ratio

21. Given two circles whose radii are 35" and 28", the ratio of their areas is 5 to 4 25 to 16 10 to 16 25 to 8 22. How much water should be added to 55 oz. of 55% acid solution to dilute it to a 45% acid solution? 11.64 oz. 1.222 oz. 12.22 oz.

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