Question Text
Question 1 :
The HCF and LCM of two numbers are 11 and 385 respectively. If one number lies between 75 and 125, then that number is
Question 2 :
Three bells toll at intervals of 9, 12 and 15 minutest respectively. All the three begin to toll at 8 a.m. At what time will they toll together again?
Question 3 :
Product of two co-prime numbers is 117. Their LCM should be
Question 4 :
One pendulum ticks 57 times in 58 seconds and another 608 times in 609 seconds. If they started simultaneously, find the time after which they will tick together.
Question 5 :
The LCM of two numbers is 4800 and their HCF is 160. If one of the numbers is 480, then the other number is :
Question 6 :
There are 264 girls and 408 boys in a school. These children are to be divided into groups of equal number of boys and girls. The maximum number of boys or girls in each group will be
Question 7 :
The LCM and HCF of two numbers are 84 and 21, respectively. If the ratio of two numbers be 1: 4, then the larger of the two numbers is:
Question 8 :
The length and breadth of rectangular field are 55 m and 45 m respectively. The length of the largest rod (in m) that can measure the length and breadth of the field exactly, is
Question 10 :
Four runners started running simultaneously from a point on a circular track they took 200 sec, 300 sec, 360 sec and 450 sec to complete one round, after how much time do they meet at the starting point for the first time?
