Advertisements
Advertisements
प्रश्न
Find the LCM and HCF of the following integers by applying the prime factorisation method.
8, 9 and 25
Advertisements
उत्तर
 |
 |
 |
8 = 2 × 2 × 2
9 = 3 × 3
25 = 5 × 5
L.C.M of 8, 9 and 25 = `2^2xx3^2xx5^2`
L.C.M of 8, 9 and 25 = 1800
H.C.F of 8, 9 and 25 = 1
संबंधित प्रश्न
A merchant has 120 liters of oil of one kind, 180 liters of another kind and 240 liters of third kind. He wants to sell the oil by filling the three kinds of oil in tins of equal capacity. What should be the greatest capacity of such a tin?
State fundamental theorem of arithmetic?
Find the LCM and HCF of the following pair of integers and verify that LCM × HCF = Product of the two numbers.
26 and 91
Find the LCM and HCF of the following integers by applying the prime factorisation method:
24, 15 and 36
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. \[\frac{3}{8}\]
State Fundamental Theorem of Arithmetic.
Write the sum of the exponents of prime factors in the prime factorization of 98.
Find the LCM and HCF of the following integers by applying the prime factorisation method.
17, 23 and 29
For what value of natural number n, 4n can end with the digit 6?
Find the H.C.F. of 252525 and 363636
Find the greatest number consisting of 6 digits which is exactly divisible by 24, 15, 36?
n2 – 1 is divisible by 8, if n is ______.
Find the HCF and LCM of 72 and 120.
Find the HCF and LCM of 26, 65 and 117, using prime factorisation.
(HCF × LCM) for the numbers 70 and 40 is ______.
The prime factorisation of the number 2304 is ______.
If two positive integers a and b are written as a = x3y2 and b = xy3, where x, y are prime numbers, then the result obtained by dividing the product of the positive integers by the LCM (a, b) is ______.
Three bells toll at intervals of 9, 12 and 15 minutes respectively. If they start tolling together, after what time will they next toll together?
The HCF of two numbers 65 and 104 is 13. If LCM of 65 and 104 is 40x, then the value of x is ______.
