Answer:
12
Step-by-step explanation:
of is a another word for multiplying or multiplication
C, I’m pretty sure
Why do I have to write 20 words for this? This is why I’m rambling.
Step-by-step explanation:
Mean of the origibal set = 20
No. of terms = 10
Sum = Mean x No. of terms
= 20 x 10 = 200
The sum of additional numbers to make the new set of observstion is 4 + 8 + 12...... + 40 = 220
New Sum = 200 + 220 = 420
The no of terms stay the same
New Mean = New Sum/ N
= 420/10
= 42
Answer:
80
Step-by-step explanation:
Answer:
OE. 400
Step-by-step explanation:
.25*400=100
(If you don't believe me, do it out.)
<em><u>Hope this helps!!!</u></em>
<em><u>Brady</u></em>