Answer:
Scuba diver started at 2 feet above the sea level, dove down 20 feet, and rose up 8 feet
Step-by-step explanation:
The initial number is 2 which is more than 0 that means the diver did not start at a ground level but above than that.
The negative 20 denotes that he went down the sea level, to the extent of the number provided in feet.
Further, after that dive the positive number provides the height in feet covered to rise up from the down level of dive.
Answer:

Where x represent the distance and t the time if we replace the info given we got:

Then the average speed for this case in m/s is 3.704 for the 200 meter race
Step-by-step explanation:
The problem provides for this case the amount of distance travelled by Jessica in a given time. And we know that travels 200m in 54 seconds.
We want to find the average speed and we can use the following formula:

Where x represent the distance and t the time if we replace the info given we got:

Then the average speed for this case in m/s is 3.704 for the 200 meter race
Answer:
What you do is you multiply the price by 6 too get your tax
Step-by-step explanation:
Answer:
1=2.5 3=4.5 4=5.5 6=7.5 8= 9.5
Step-by-step explanation: