What number must be added to 6, 16 and 8 to get an average of 13? ( A ) 18 ( B ) 22 ( C ) 25 ( D ) 20
Answers
Answered by
0
Answer:
B 22
Step-by-step explanation:
16+6+8+x/4=13
16+8+6+x=13×4
30+x= 52
X= 52-30
X=22
Answered by
0
Answer:
D) 20
Step-by-step explanation:
for example:by given condition ,
6 is the number....so,
20+6=26
26/2=13
therefore, 13 is the avg.
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