The two scales below are perfectly balanced if
Δ = 2. What are the values of ∎ and * respectively?
(i) 
(ii) 
A1 and 4
B1 and 2
C2 and 3
D1.5 and 1
The two scales below are perfectly balanced if
Δ = 2. What are the values of ∎ and * respectively?
(i)
(ii)
A1 and 4
B1 and 2
C2 and 3
D1.5 and 1