Q1. Three planets revolve round the Sun once in 200 250 and 300 days respectively in their own orbits When do they all come relatively to the same position as at a certain point of time in their orbits

Q2. Number 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

Q3. a b c are four distinct numbers and the HCF of each pair of numbers 13 a 13 b 13 c is 13 where a b c are each less than 60 and a

Q4. HCF and LCM of two numbers is 5 and 275 respectively and the sum of these two numbers is 80 Find the sum of the reciprocals of these numbers

Q5. The least number that must be subtracted from 1856 so that the remainder when divided by 7 12 and 16 leaves the same remainder 4 is