science
posted by Anonymous .
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.

science 
Ms. Sue
45/20 = x/60
20x = 2,700
x = 135 cm/h
Respond to this Question
Similar Questions

Physics
Sally travels by car from one city to another. She drives for 28.0 min at 63.0 km/h, 50.0 min at 40.0 km/h, and 50.0 min at 43.0 km/h, and she spends 13.0 min eating lunch and buying gas. Find the trip's average speed and total distance … 
physics
Sally travels by car from one city to another. She drives for 30.0 min at 80 km/h, 12 min at 105 km/h, and 45 min at 40 km/h. She spends 13.0 min eating lunch and buying gas. what the average speed for the trip? 
fizik
i really need the answer quickly 1. Linda travels by car around one city to another with different constant speeds between pairs of cities. She travels for 35 min at 84 km/h, 17 min at 105 km/h and 50 min at 42 km/h and spends 25.0 … 
Physics
Sally travels by car from one city to another. She drives for 25.0 min at 71.0 km/h, 45.0 min at 45.0 km/h, and 43.0 min at 11.0 km/h, and she spends 10.0 min eating lunch and buying gas. What is the average speed for the trip? 
physics
A motorist drives south at 26.0 m/s for 3.00 min, then turns west and travels at 25.0 m/s for 2.40 min, and finally travels northwest at 30.0 m/s for 1.00 min. For this 6.40 min trip, find the following values.find displacement, average … 
Physics
Could someone please review my answers and tell me if I am on the right track? 
Science (8th grade)
I am doing a lab and I really need help! I calculated that my snail traveled as his average speed of .136 cm/s, 1.36m/s, and 4896 m/hr. Does that sound right? 
science
At exactly 2:00 pm, Speedy the Snail crawls onto a meter stick at the 10 cm mark. If he reaches the 65 cm mark at exactly 2:10 pm, what is his speed? 
Physics
1. A person runs 800. m at an average speed of 6.00 m/s and then the next 800. m at an average speed of 8.00 m/s. Calculate (a) the total time of travel and (b) the average speed. 2. Sam travels by car from one city to another. He … 
math
a snail moves along the edge of a triangular lawn ABC from A back to A . The distance AB was done 15mins, BC in 25 mins and it took the snail 40 mins to do CA. What was the average speed of the snail in centimeters per second?