Please I need the answers! Find the volume of each pyramid with the given values.

1. A four-sided pyramid with base edge of 5 ft and h = 4 ft.

2. A four-sided pyramid with base edge of 10 ft and h = 7 ft.

3. A four-sided pyramid with base edge of 8 yds and h = 9 yds.

4. A four-sided pyramid with base edge of 20 ft and h = 15 ft.

5. A four-sided pyramid with base edge of 11 in and h = 20 in.

Awork system has five stations that have process times of 5, 9, 4, 9, and 8. what is the throughput time of the system?

Question 1 of 10 2 points different groups of 50 graduates of an engineering school were asked the starting annual salary for their first engineering job after graduation, and the sampling variability was low. if the average salary of one of the groups was $65,000, which of these is least likely to be the average salary of another of the groups? o a. $64,000 o b. $65,000 o c. $67,000 o d. $54,000

What is the slope of any line parallel to the line 8x+9y=3 in the standard (x,y) coordinate plane?