360 meters is the answer as 9 meter in 1st second ,27 meter in 2nd and 81 in 3rd it is in a series of geometric progression ...of 9,27,81 in which 9*3 =27,27*3=81 so next number will be 81*3=243 total distance moved in 4 seconds is 243+81+27+9=360 meters
Answer:

Step-by-step explanation:
120cm^3
I will go to the Bahamas instead and think about later
1. 0.75
2. 0.54
3. 0.1875
4. 0.25
5. 016