Answer:
720 Dollars a Week
Step-by-step explanation:
18x8x5
since he makes 18 dollars an hour you multi that by 8 because 8 hours
then you have to multiply that by 5 because he works 5 days a week mon-fri
Speed of the boat = u
speed of the current = v
in downstream,
u - v = 105/5
u - v = 21
in upstream
u + v = 105/7
u + v = 15
add both equations
2u = 36
u = 18
v = -3
so
speed of the boat = 18 km/h
speed of the current = 3 km/h
Answer:
4 feet on each side.
Step-by-step explanation:
Given :
Width of the wall = 11 feet
Width of the window = 3 feet
Now for the window to be placed in the center of window :
= 4 feet
Therefore, in order to place the window on the center of the wall, 4 feet space must be there on each side of the window.
Answer:
8x
Step-by-step explanation:
=2(x+9y)+3(2x-6y)
=2x+18y+6x-18y
=2x+6x-0y
=8x
Answer:
0.97087
Step-by-step explanation:
Given the function:
Its first derivative is:
Using Newton's method:
and starting with the point:
we get: