Jim owns an ice-cream store. Use the clues to find out how many ice-cream cones he sold last week. • He sold more than 300 but f
ewer than 350. • The last digit is odd. . The second-to-last digit is 3 less than the last digit. • The sum of the first 2 digits equals the last digit. • The sum of all the digits is 14. *This is 5th grade math.