How do you solve this?

The average weight of an elephant is 6.42 tons with a standard deviation of 1.07 tons. Use the Empirical Rule to answer the following questions. 1. What weight is 3 standard deviations below the mean? 2. What weight is 2 standard deviations below the mean? 3. What weight is 1 standard deviation below the mean? 4. What weight is the mean? 5. What weight is 1 standard deviation above the mean? 6. What weight is 2 standard deviations above the mean? 7. What weight is 3 standard deviations above the mean? 8. Between what two values do 68% of elephants weigh? Between and 9. What is the probability that a randomly selected elephant will weight at least 8.56 tons? 2.5 10. What is the probability that a randomly selected elephant will have a weight that is at most 6.42 tons? 50 11. What is the probability that a randomly selected elephant will weigh between 3.21 and 9.63