Answer:
C
Step-by-step explanation:
N = 5 because there is already 4 terms and we are trying to find the 5th
39 + 7 = 46
So our expression has to equal 46.
C. 18 + 7(5- 1)
18 + 7 x 4
18+ 28
=46
Answer:
Step-by-step explanation:
1) Since we know two of the sides of that right-angled triangle, we can use the Pythagorean Theorem to find x. His theorem is: .
Substitute the values into the formula above.
Let x = c
Answer:
In the second scenario after 16 days, 150 workers would have completed 150*16=2400 worker days. That leaves 6000-2400=3600 worker days remaining. If you add 30 workers, it would take 3600/180=20 days longer to complete. So, the entire project would take 16+20=36 days to complete.