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posted by Anonymous Thursday, June 13, 2013 at 10:58am.

A snail travels 45 cm in 20 min. Its average speed is Answer 2.25 cm/h. 15 cm/h. 90 cm/h. 135 cm/h.

45/20 = x/60 20x = 2,700 x = 135 cm/h

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