Answer:
It takes 534.54 watts
Step-by-step explanation:
Given :
Mass of the book = 30kg
Distance = 10m
Time = 5.5 sec
To Find:
How much power did it take = ?
Solution:
Step 1: calculate the work done
Work done = 
where
m = mass
a = acceleration due to gravity
d = distance
Substituting the values,
Work done = 
=> 2940 Nm
Step 2: calculate the Power
We know that

Substituting the values,

Power = 534.54 watts
Answer:
0.27 = 27%
0.127 = 12.7
Step-by-step explanation:
pretend the little circle at the top of a percent sign, is a ball, and to turn the percent into a decimal, the ball at the top, rolls 2 digits over to the left
Answer:
23/1 or 23 is the area.
Step-by-step explanation:
in the photo below