1. Tires Unlimited Inc. finds the following elasticities of demand for its tires:

• Cross price elasticity of demand for tires with respect to price of batteries = 0.45
• Cross price elasticity of demand for tires with respect to price of brake jobs = 0.70
• Cross price elasticity of demand for tires with respect to price of an oil change = 0.002
• (Own-) price elasticity of demand for tires (in absolute value) = 6.0

If Tires Unlimited makes the following changes, how will this affect the volume of tires sold (in percentage terms)? Please provide calculations

1. The price of batteries is decreased by 5%
2. The price of brake jobs is increased by 2%
3. The price of an oil change is increased by 3%
4. The price of tires is increased by 6%