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Question

The reading of the scale at one end of the pencil is 3.0 cm and at the other end is 33.1 cm. The length of the pencil is:

A
31.1 cm
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B
36.1 cm
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C
29.9 cm
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D
30.1 cm
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Solution

The correct option is D 30.1 cm
Length of the pencil = Final reading - Initial reading
= 33.1 - 3
= 30.1 cm.

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