D
\(\dfrac{76}{94}=\dfrac{76:2}{94:2}=\dfrac{38}{47}\)
D
A
a) 2.2.2.3.3 = 23 . 32
b) x4.x = x2 . 4
a) 2.2.2.3.3 = 23 . 32
b) x4.x = x2 . 4
Oxygen
A