IBM Company Numerical Ability Area and Volume

If the sides of a triangle are in the ratio of 1:7, what is the ratio of their areas?

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IBM Other Question

In a community, 3/5 of the men are married to 2/3 of the women. What fraction of the residents are married? A cask is filled with 45 gallons of wine. Nine gallons are removed and the cask is refilled with water. The nine gallons of the mixture are removed and the cask is again refilled with water. What is the ratio of water to wine in the final mixture?