In a group of 60 numbers, average of
the first 35 numbers is 18, that of next
15 numbers is 1...
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Mathematics, 06.08.2021 02:40 Kaylenejohnson00
In a group of 60 numbers, average of
the first 35 numbers is 18, that of next
15 numbers is 10 and that of the
remaining is 30. What is the average
of the entire group of numbers?
a)
16
b)
17
c)
18
d)
19
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Answers: 3
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