1.

The length of three pieces of electric wires is 23 m 5 cm, 7 m 20 cm and8 m 7 cm. If the length of the wire was 55 m then find the length of the left part of the wire.

A. 17m 6 cm
B. 16m 68 cm
C. 18 m 9 cm
D. All of these
E. None of these
Answer» C. 18 m 9 cm


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