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Dahasolnce [82]

3 years ago

10

A bricklayer can build a wall of a certain size in 5 hours. Another bricklayer can do the same job in 4 hours. If the bricklayer

s work together, how long would it take to do the job?
a. 9h
b. 2(2/9)h
c. 20h
d. 4(1/2)h

1 answer:

Tju [1.3M]3 years ago

7 0

Answer:

b

Step-by-step explanation:

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