Answer:

Step-by-step explanation:
The momentum of an object is given by
, where
is the mass of the object and
is the velocity of the object.
What we're given:
- object's mass
- object's momentum

Substituting given values, we can solve for
:

I think it’s 1.75 sorry if this is wrong
One pattern is 22, 18, 14, 10, 6, 2 hope this helps just keep subtracting 4. You can go from the highest number to the lowest. Thanks for asking!
Answer:
30 Hours
Step-by-step explanation:
8h=240
240÷8=30
To find the average, you have to add all the numbers up and then divide by the amount of numbers you added together.
Equation: (86+87+91+x)/4=98
Solve for x:
86+87+91+x=98*4
264+x=392
x=392-264
x=128
The fourth number is 128