# Question: what is the missing number in the following sequence 1...

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What is the missing number in the following sequence 1, 4, 9, … , 25

Lizzy and her mother went for a walk. They saw 14 dogs playing in the park. 4 of the dogs they saw were brown, 7 where black and 3 where white. What fraction of the dogs were black? Give your answer in its simplest form.