D. The average age of 8 men is increased by 2 yr when two of
them whose ages are 21 yr and 23 yr are replaced by two
new men. The average age of the two new men is
(a) 22 yr (b) 24 yr (c) 28 yr (d) 30 yr
Answers
Answered by
0
Answer:
uhtit9thtn57u4hrv rh4 rh the the dude fugrorgbrr
Similar questions