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To measure the length of a pencil by a b...

To measure the length of a pencil by a broken scale, one puts the pencil like this.

One end of the pencil reads 4 cm. The other end reads 13.8 cm. The length of the pencil is

A

9.2 cm

B

9.8 cm

C

13.8 cm

D

13.4 cm

Text Solution

Verified by Experts

The correct Answer is:
B
Initial reading = 4 cm
Final reading = 13.8 cm
So, the length of the pencil = final reading - initial reading
= 13.8 cm - 4 cm
= 9.8 cm
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