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Q.

Convert 4 mm in ‘cm’ using decimals?

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a

40 cm

b

0.4 cm

c

4 cm

d

400 cm

answer is B.

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Detailed Solution

As we know that, 10mm = 1cm,

So, 1 mm = 110 cm

Thus, 4 mm = 410 = 0.4 cm

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