54+9= 63 m = distance and time=35 sec hence, speed= 63/35=9/5=1.8 m/s
time taken to reach water surface= distance/speed=54/1.8=30 sec
Answer:
You can get it by doing this
Step-by-step explanation:
The Probability
Answer: the answer is a
Step-by-step explanation: i did all the work that i could do on my paper