The product of two numbers is 528. If the product of their units digits is 8, and the product of their tens digits is 4. Then the numbers are.
25. The ratio between a two digit number to the product of the digits of the number is 3:1. If the units place and tens place are interchanged, then the ratio of the new number to the sum of the digits is 7:1.The ratio of the sum of the digits to the product of the digits of the number is