Question

8a.The mass of a girl is 40 kg. Calculate her weight. (g = 9.8 m/s)

b.The weight of a stone is 98 N. Calculate its mass. (g = 9.8 m/s)​

Answer 1

Explanation:

Here,

Given,

Mass(m)=40 kg

Gram=9.8m/s

Now,

Weight=m x g

or, weight= 40x9.8

=392.0

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Answer 2

Answer:

The right answer of 8 a is 392 Newton

The right answer of 8b is 10 kg

Look at the attached picture

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