Answer:
6 7/12 inches
Step-by-step explanation:
6 2/3 - 1/12 = ?
12 is least common denominator
6 2/3*(4/4) - 1/12 = ?
6 8/12 - 1/12 = ?
6 8/12 - 1/12 = 6 7/12
10
...................................
88.29joules
mgh=gravitational potential energy
(15kg)(9.81)(0.6)= 88.29joules