In lotto 649, six numbers are randomly drawn from 1 - 49. To win the grand prize you must pick 6 correct numbers. The order of the numbers does not matter. Each ticket costs $3. Deep buys one ticket while his friend Rayyan buys 10 distinct tickets to try and win the jackpot of $30 million. Justify mathematically whether you would buy 1 or 10 distinct tickets. Be sure to mention probability and cost.