WHAT IS THE PRICE ELASTICITY OF DEMAND WHEN THE PRICE CHANGES FROM R4 PER ICE CREAM CONE TO R5 PER ICE CREAM CONE? (USE THE FORMULA FOR ARC ELASTICITY

WHAT IS THE PRICE ELASTICITY OF DEMAND WHEN THE PRICE CHANGES FROM R4
PER ICE CREAM CONE TO R5 PER ICE CREAM CONE? (USE THE FORMULA FOR ARC
ELASTICITY