Answer:
4z + 2q
Step-by-step explanation:
there is 4 "z" and 2 "q"
The answers are
D --> Boron family
H --> Halogens
A --> Alkali metals
I --> Noble gases
Hope this helps
4 pack priced at £2.04 is the better pack
2.04/4=£0.51 per roll
4.68/9=£0.52 per roll