A powder tin has a square base with side 8 cm and height 14 cm. Another tin has a circular base with diameter 8 cm and height 14 cm. The difference in their capacities is : Choose one:
A) 168 cm ³
B) 192 cm ³
C) 228 cm ³
D) 236 cm ³
E) none

Rationale: sol . difference in capacities = [ 8 * 8 * 14 - 22 / 7 * 4 * 4 * 14 ] cm ³ = 192 cm ³ answer b
Answer: B