Answer:
d
Step-by-step explanation:
Answer:
?
Step-by-step explanation:
Answer:
B. 42 Mins
Step-by-step explanation:
you take .70x60mins and that is 42 mins.
Add up all the sides and you get 10
20*2=40
40*50=2000
2000/60=33.33
about 33 hours by lifting by hand