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Primary 6 Problem Sums/Word Problems - Try FREE
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A few weeks ago, it was observed that there were 255 street lights in locatlity X and 615 street lights in locality Y.
Recently, an equal number of street lights were installed in both the localities.
Subsequently, the number of street lights in locality Y was found to be two times the number in locality X.
How many new street lights were installed in each locality?