Practice Problems on H.C.F and L.C.M – A light was seen at intervals of 13 seconds. It was seen for the first time at 1 hr 54 min 50 secs. a. m. and the last time at 3 hrs 17 min 49 secs. a.m. How many times was light seen ?
Practice Problems on H.C.F and L.C.M – in a certain tournament certain rules are followed: any player is eliminated the moment he losses for the third time (irrespective of how many wins he has), any player can play another player any number of times. If 512 contestants enter the tournament what is the largest number of games that could be played?
Practice Problems on H.C.F and L.C.M – From a point P, on the surface of radius 3 cm, two cockroaches A and B started moving along two different circular paths, each having the maximum possible radius, on the surface of the sphere, that lie in the two different planes which are inclined at an angle of 45 degree to each other. If A and B takes 18 sec and 6 sec respectively, to complete one revolution along their respective circular paths, then after how much time will they meet again, after they start from P?
Practice Problems on H.C.F and L.C.M – Find the lowest common multiple of 11, 42 and 64
Practice Problems on H.C.F and L.C.M – Three clocks were set to true time and starts to run together, makes a beep sound at intervals of 8,10 and 12 minutes respectively. In 2 days, how many times do they will make the sound together ?
Practice Problems on H.C.F and L.C.M – The ratio of the two numbers is 13 : 17 and their H.C.F. is 23, find the numbers.
Practice Problems on H.C.F and L.C.M – The product of two numbers is 3468 and their H.C.F. is 17. The number of such pairs is:
Practice Problems on H.C.F and L.C.M – The product of two numbers is 4107. If the H.C.F of these numbers is 37, then the greater number is?
Practice Problems on H.C.F and L.C.M – Three numbers are in the ratio 1: 2 : 3 and their H.C.F. is 12. The numbers are?
Practice Problems on H.C.F and L.C.M – The product of two numbers is 4107. If the H.C.F of these numbers is 37, then the greater number is?
Practice Problems on H.C.F and L.C.M – Find the highest common factor of 36 and 84
Practice Problems on H.C.F and L.C.M – A room is 6 meters 24 centimeters in length and 4 meters 32 centimeters in Width. Find the least number of square tiles of equal size required to cover the entire floor of the room.
Practice Problems on H.C.F and L.C.M – Which of the following has most number of divisors?
Practice Problems on H.C.F and L.C.M – The ratio of two numbers is 3 : 4 and their H.C.F is 4. Their L.C.M is
Practice Problems on H.C.F and L.C.M – The product of two numbers is 4107. If the H.C.F of these numbers is 37, then the greater number is