Two identical rulers are placed together, as shown (not to scale). Each ruler is exactly 10cm long and is marked in centimetres from 0 to 10. The 3cm mark on each ruler is aligned with the 4cm mark on the other.
The overall length is L cm. What is the value of L?
Select one option, then click Submit.
13
14
15
16
17
Select an option, then submit.
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