12 labourers can plough a field completely in one week. After starting the work, 4 labourers leave after 3 days. After one week what part of the field would be left unplugged?
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Answer:
Step-by-step explanation:
12x = 18(x-5)
12x = 18x - 90
90 = 18x - 12x
90 = 6x
x= 157 years agoHelpfull
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