Answer:
12
Step-by-step explanation:
if you find it difficult you can always write is down as a piece of side working
-14
-13
-12
-11
-10
-9
-8
-7
-6
-5
-4
-3
=
2.67 or 2
14.387
n(s)=28
n(p)=14
p(p)= n(p)/n(s)
= 14/28
=1/7