Subject :Maths Class : Class 6
A squash ball weighs 3400 mg, a cricket ball weighs 45 g, a basketball weighs 0.65 kg and a football weighs 3 kg.
What is the total weight of all the balls in mg?
A 3729 mg
B 3.729 mg
C 3729000 mg
D 0.3729 mg
answer?