Question
Mrs Irene baked 7 cookies more than strudels. Each cookie needed 0.05 kg of flour while each strudel needed 0.4 kg of flour. She used a total of 1.7 kg of flour. How many cookies did Mrs Irene bake?
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Mrs Irene baked 7 cookies more than strudels. Each cookie needed 0.05 kg of flour while each strudel needed 0.4 kg of flour. She used a total of 1.7 kg of flour. How many cookies did Mrs Irene bake?