Given
Numbers: Even prime number and least composite number.
Formula Used
LCM (Least Common Multiple) is the smallest multiple that two or more numbers have in common.
Solution
The only even prime number is 2.
The least composite number is 4.
We need to find the LCM of 2 and 4.
Multiples of 2: 2, 4, 6, 8...
Multiples of 4: 4, 8, 12...
The Least Common Multiple of 2 and 4 is 4.
So the correct answer is (c)
English
150 Questions
150 Marks
150 Mins English English150 Questions150 Marks150 Mins English English150 Questions150 Marks150 Mins EnglishFind the smallest number which, when divided by 12,18 and 24 , leaves a remainder of 5 in each case.
What is the largest 4 digit number that is divisible by 3,7,11,13 ?
Find the smallest number which when increased by 20 is completely divisible by 12, 20, 15, 18 and 24.
Three bells start ringing after interval of 20 minutes, 25 minutes and 40 minutes. They ring simultaneously at 8:00 am. They will ring simultaneously again at
Three bells start ringing after interval of 20 minutes, 25 minutes and 40 minutes. They ringsimultaneously at 8: 00 am. They will ring simultaneously again at :
The largest four-digit number which when divided by 9, 18 and 23, leaves a remainder 5 in each case, is:
The LCM of two numbers is 105 and numbers are in ratio 5 : 3. Find sum of numbers.
The LCM of 26, 34, 221 and 195 is:
The LCM of 44, 32, 176 and 352 is:
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