Ok so important numbers 42 ft, 2cm, 3 ft and lets take height as x
if 2cm=3ft than x cm= 42 ft
2 = 3
-------
x= 42
cross multiply divide
(42)2/3
84/3
28
Answer:
Della must buy 11 packs of batteries to get free shipping
Answer:10
Step-by-step explanation:
H(3)=3^2+1=10
