a & b please! thank you in advance

3-4. A commercial building valued at $3,000,000 was insured on a specific basis under the ISO Earthquake and Volcanic Eruption Endorsement (Sub-Limit Form) for a limit of $1,000,000 with a 5 percent deductible. a. An earthquake caused damage valued at $600,000. How much should the insured be able to recover for this damage? b. Forty-eight hours later, an aftershock caused additional damage valued at $50,000. How much should the insured be able to recover for this damage