Question
Irene did a practice paper. She spent 2440 seconds to complete all the 39 questions. She spent a total of 550 seconds on the first 12 questions. She then spent an equal amount of time on each of the remaining questions. How much time did she spend on each of the remaining questions?
2 m

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Irene did a practice paper. She spent 2440 seconds to complete all the 39 questions. She spent a total of 550 seconds on the first 12 questions. She then spent an equal amount of time on each of the remaining questions. How much time did she spend on each of the remaining questions?