Can you figure out the combination to this lock?

• There are three numbers in the combination
• The numbers on the dial range from 1 to 60
• The first number is equal to the value of a quarter
  
• The second number is 9 more than the first number
  
• All the numbers in the combination are different
• The third number is between 10 and 30
  
• The digits in each number all sum to the same number

                           __ __    -    __ __    -    __ __
                                               first number              second number           third number

For 4th and 5th grades:  Can you figure out the combination to this lock?

• The numbers on the dial range from 1 to 60
• The first number has equal digits
• The second number is equal to three dozen plus one
• The third number is greater than 30
• The digits in each number all sum to the same number