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4. The average of 6 numbers is 15. The average decreases by 1 when the 7-
number is added. What is the value of the 7 number?
A. 7
C. 9
B. 8
D. 10
5. During the council meeting, the number of womes is 2 times the number
of men. How many women and men attended the meeting if there were 30
people present?
A. 10 women and 20 men
C. 20 women and 10 men
B. 15 women and 15 men
D. 30 women and 10 men​


Sagot :

Answer:

5. C. 20 women and 10 men