D and b maybe... (I’m not super sure though)
35%
7/20
Multiply both sides by 5.
35/100
35%
Answer:
the answer is [c]
Step-by-step explanation:
Answer:
<h2>
12</h2>
Solution,
Summation FX= 5+10+6+12+X
=33+x
N(total no.of items)=5
Now,
Mean= summation FX/N
or 9=33+X/5
or 9*5=33+X ( cross multiplication)
or 45=33+X
or -x=33-45
or -x=-12
X=12
Hope this helps...
Good luck on your assignment..
