Use this formula to solve this problem:
Power (P) = Work (W) ÷ time (t)
Sara's body supplies a force of 300 N to run up a 15 meter hill in 10 seconds.
How much power is involved in Sara's run up the hill?
A. 2 Watts
B. 20 Watts
C. 30 Watts
D. 450 Watts

Question

Use this formula to solve this problem: 
Power (P) = Work (W) ÷ time (t) 
Sara's body supplies a force of 300 N to run up a 15 meter hill in 10 seconds. 
How much power is involved in Sara's run up the hill? 
 A. 2 Watts 
 B. 20 Watts 
 C. 30 Watts 
 D. 450 Watts

loser66 · Answer

How is that hard? apply the formula, done

anonymous · Answer

You are missing out on one formula, Work = Force * Distance.

anonymous · Answer

Did you see what I wrote? @CrazyCountryGirl

loser66 · Answer

Hint: the unit of Power is N.m/s
and the given information have 300N, 15m and 10 seconds
tell me, is that hard?????

loser66 · Answer

In case you don't understand $\dfrac{N*m}{second}$

anonymous · Answer

D?

loser66 · Answer

yup

anonymous · Answer

i think @Loser66  was better at explaining than @boblovesmath