7 meters in inches is 275.590 inches.
work done=m*g*h=53*9.81*7=3.63951 kJ where: m is mass (kg) g is acceleration due to gravity h is lift displacement
Five feet six inches !
it is about 46 inches
36 inches
48 inches
16.9291 inches.
36 inches
2.13 inches
0.494 inches.
3.74 inches
64.57 inches
23.23 inches