A piece 12

A piece of wire is of length 12 3/4 m. If it is cut into two pieces in such a way that the length of one piece is 5 1/4 m, what is the length of the other piece?

Correct answer:

b =  7 12 = 15/2 m

Step-by-step explanation:

s=1243=12+43=412 4+3=448+3=451=12.75 m a=541=5+41=45 4+1=420+1=421=5.25 m  a+b=s  b=sa=451421=45121=430=215 m=721 m=7.5 m

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