Advertisements
Advertisements
Question
Find L.C.M of the given number.
30 and 20
Advertisements
Solution
30 and 20
Multiples of 30 = 30, 60, 90, 120, 150, 180, 210, 240, 270, .....
Multiples of 20 = 20, 40, 60, 80, 100, 120, 140, 160, 180, .....
Common multiples of 30 and 20 is 60, 120, 180, .....
L.C.M is 60
APPEARS IN
RELATED QUESTIONS
Find the HCF and LCM of the numbers given below. Verify that their product is equal to the product of the given numbers.
32, 37
The LCM and HCF of two numbers are 432 and 72 respectively. If one of the numbers is 216, what is the other?
The traffic lights at three different road crossings change after every 48 seconds, 72 seconds, and 108 seconds respectively. If they change simultaneously at 7 a.m., at what time will they change simultaneously again?
Add: `17/28 + 11/35`
On dividing a certain number by 8, 10, 12, 14 the remainder is always 3. Which is the smallest such number?
Find the LCM set of numbers using prime factorisation method.
6, 9
Find the LCM set of numbers using prime factorisation method.
14, 42
Find the LCM set of numbers using prime factorisation method.
15, 25, 75
Find first three common multiples of the given number.
12, 9
The smallest number that is a multiple of both 3 and 7 is:
