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Given a: b and b: c, find a: b: c. write the ratio in simplest form. a: b=6: 10 and b: c=21: 33

Which inequality is equivalent to -3x < -12? x < 4 , x < -4 , x > 4, x > -4

If you have 12 feet of string and you cut it into equal length of 5 inches each how much string will be left