Q1. Numbers of students who have opted the subjects A B C are 60 84 108 respectively The examination is to be conducted for these students such that only the students of the same subject are allowed in one room Also the number of students in each room must be same What is the minimum number of rooms that should be arranged to meet all these conditions

Q2. The product of two numbers is 4107 If the H C F of these numbers is 37 then the greater number is

Q3. The HCF of two numbers is 12 and their difference is also 12 The numbers are

Q4. The HCF and LCM of two numbers is 84 and 840 respectively If the first number is 168 find the second one

Q5. The product of two numbers is 2028 and their H C F is 13 The number of such pairs is