Answer:
C= -5
D = 7
Step-by-step explanation:

<span>g = 9.8 m/s2 and PE = m × g × h.
hope this helps you(:</span>
K=4+1/256
If this is a multiple choice question, please provide the choices ;)
Answer:
1. 11/4
2. 19 1/4
Step-by-step explanation:
To change into an improper fraction:
((2 times 4)+3)/4
=11/4
To calculate total distance:
(11/4) times 7
=77/4
=19 1/4