45/20 = x/60
20x = 2,700
x = 135 cm/h
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.
1 answer
Answer 2.25 cm/h.
15 cm/h.
90 cm/h.
135 cm/h.
1 answer
1 answer
1 answer
1 answer
2 answers