Answer:
Step-by-step explanation:
b and c are the speeds of the boat in stool water, and current, respectively.
Going with the current, the boat travels b+c=16 km/h.
Going against the current, the boat travels b-c=6 km/h
add the equations together
b+c = 16
b-c = 6
—————
2b = 22
b = 11
c = 16-b = 5
Explanation:
To achive that you have to piant a ring in red, which will have its big diameter equal to the sphere diameter and its small diameter equal to the cube diagonal.
The diagonal of the cube can be calculated using Pithagoras:
Where D is the diagonal and L is the side of the cube
Answer:
-3.50
-0.5184
Step-by-step explanation:
The product :
. A.)
- 2. 5 * 1.4
-2.5
*1. 4
____
100
25
____
-3.50
____
B.)
-0.64
*0.81
______
___064
__512
_000
________
-0.5184
_______
Answer:
13.5=x
Step-by-step explanation:
-3+6=2x-24
3=2x-24
+24 +24
___________
27=2x
÷2 ÷2
___________-
13.5 = x
Hope this helps :D
I am fairly certain it is C
