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a. W = mg
W = 4 x 10
W= 40 N
b. W = (550/1000) x 10
W =5.5 N
c. W = 0.85 x 10
W =8.5 N
d. W = 6000000/1000000 X 10
W = 60 N
joseph rimiru answered the question on October 18, 2017 at 17:35
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