The raffle ticket has 5 digits. Two digits have values of 7,000 and 40. The last digit is 3. The value of each of the other digits is ten times the value of the digit on its right. What number is on the raffle ticket?

He weights of 2-pound bags of best dog food are approximately normally distributed with a given mean  and standard deviation  according to the empirical rule, what percentage of the bags will have weights within 3 standard deviations of the mean? 47.5%68%95%99.7%