Advertisements
Advertisements
प्रश्न
The LCM of smallest 2-digit number and smallest composite number is ______.
पर्याय
12
4
20
40
Advertisements
उत्तर
The LCM of smallest 2-digit number and smallest composite number is 20.
Explanation:
Smallest two-digit number = 10
Smallest composite number = 4
Then 10 = 2 × 5 × 1
4 = 2 × 2 × 1
LCM = 2 × 2 × 5 × 1 = 20
Therefore, the LCM of smallest 2-digit number and smallest composite number is 20.
संबंधित प्रश्न
There is a circular path around a sports field. Sonia takes 18 minutes to drive one round of the field, while Ravi takes 12 minutes for the same. Suppose they both start at the same point and at the same time, and go in the same direction. After how many minutes will they meet again at the starting point?
Write down the decimal expansions of the following rational numbers by writing their denominators in the form 2m × 5n, where, m, n are non-negative integers.\[\frac{13}{125}\]
If m, n are natural numbers, for what values of m, does 2n × 5m ends in 5?
Find the L.C.M. and H.C.F. of 408 and 170 by applying the fundamental theorem of Arithmetic
The sum of the exponents of the prime factors in the prime factorization of 1729 is
When a number is divided by 7, its remainder is always ______.
Explain why 3 × 5 × 7 + 7 is a composite number.
Show that 12n cannot end with the digit 0 or 5 for any natural number n.
Find the HCF and LCM of 72 and 120.
(HCF × LCM) for the numbers 30 and 70 is ______.
