Sylvia's average score in seven subjects are 80,82,79,89,70 and the Sixth mark is two-thirds the...
Sylvia's average score in seven subjects are 80,82,79,89,70 and the Sixth mark is two-thirds the...
Sylvia's average score in seven subjects are 80,82,79,89,70 and the Sixth mark is two-thirds the seventh mark. Find the least mark for the sixth subject.?
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