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Mark’s average after 9 exams was 60. After 10 exams it had decreased to 50. How many marks did he score in his 10th exam?
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Mark’s average after 9 exams was 60. After 10 exams it had decreased to 50. How many marks did he score in his 10th exam?
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Mathematics
1 year
2021-08-23T12:24:28+00:00
2021-08-23T12:24:28+00:00 1 Answers
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hey how much mark he scored in 9th exam give proper data or how many subject there