Product of digits of a 2-digit number is 24. If we add 45 to the number, the new number obtained is a number formed by interchange of the digits. What is the number?
The weights of 4 boxes are 90, 30, 20 and 50 kilograms. Which of the following cannot be the total weight, in kilograms, of any combination of these boxes and in a combination a box can be used only once?
Raman remembers that his marriage is before 20th July and after 13th July. His mother remembers that Raman’s marriage is after 16th July. His father remembers that Raman’s marriage is before 19th July. On which date of July is Raman’s marriage?