This week, Sam spent 2 3/4 hours on his homework. This was 2 2/3 times less than last week. How many hours did he spend on homework last week?

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Which statements describe the solutions to the inequality x< -20 check all that apply. there are infinite solutions. each solution is negative. each solution is positive. the solutions are both positive and negative. the solutions contain only integer values. the solutions contain rational number values.