Solution:

There are 3 fruits (1 grapes, 1 apples, and 1 oranges).

Solution:

2 people

Say 2 helpers are Helper1 & Helper2

Helper1 food Helper2 food McDuck's Food
End of Day 1 : 1 4 4
Now 'A' will head back

End of Day 2 : N/A 2 4
Now 'B' will head back

Now Mr. McDuck have 4 day food :-)

Solution:

Name

Solution:

Short

(shorter - er = short)

Solution:

12,345,678,987,654,321

(its amazing and awesome)

Solution:

August is a town

Solution:

Nine :)

Solution:

303 , 303 , 303 , 303 , 303

Solution:

because all his uncles are aunts

Solution:

He have 3 shelf and 4 books.