SOLUTION: A Municipal government granted 40 household a livelihood project, 23 took delicacy making (A) and 25 took hog raising (B)

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Question 1179394: A Municipal government granted 40 household a livelihood project, 23 took delicacy making (A) and 25 took hog raising (B)
Answer by MathLover1(20855) About Me  (Show Source):
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40+household a livelihood project,
23 took delicacy making (A)
and
25 took hog raising (B)
so, 8 household both delicacy making and hog raising