9 A scuba diver dove from the surface of the ocean to an elevation of -69, feet at a rate of -16.4 feet per
10
9
minute. After spending 12 minutes at that elevation, the diver ascended to an elevation of -8, feet. The
10
1
total time for the dive so far was 19 minutes. What was the rate of change in the diver's elevation during
8
the ascent? Round your answer to the nearest hundredth.
The rate of change of the diver's elevation was
ft/min.

Use this data in the problem below. follow the steps carefully. round to the nearest tenth. lot 3: week 1: 345 week 2: 340 week 3: 400 week 4: 325 step 1. jim enters the data and calculates the average or mean. step 2. jim calculates the deviation from the mean by subtracting the mean from each value. step 3. jim squares each deviation to remove negative signs. step 4. jim sums the squares of each deviation and divides by the count for the variance. step 5. jim takes the square root of the variance to find the standard deviation.

Is every rectangle is a parallelogram? true false

The last time i bought this product , it cost $20.00 but it looks like it cost 29. 60 today? what is the increase