18-12-2018
Mathematics

contestada

A seamstress has 1/4 of a foot of thread. Then she uses 1/5 of a foot of thread to sew a hole. How much of the tread is left?
A 9/20 of a foot
B 3/20
C 1/20
D 1/16

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18-12-2018

Answer:

It’s c.

Step-by-step explanation:

1/4 -1/5 is 1/20 because 1/4 is 5/20 and 1/5 is 4/20 and 5/20-4/20 is 1/20.

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