The average age of 4 sisters is 7 years. If the age of mother is included, the average is
increased by 6 years. Find the age of the mother.
40 years
(B)
(A)
38 years
36 years
(C)
37 years
(D)
tu
Answers
Answered by
0
Answer:
37
Step-by-step explanation:
basta 37 ayun nayon:>
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