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What is the HCF and LCM of 3 and 18?

Anonymous

∙ 12y ago

Updated: 4/28/2022

HCF = 3... LCM = 18 !

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∙ 12y ago

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How do you find the LCM of 15 and 18?

Factors: 15 = 3 x 5, 18 = 2 x 3 x 3. The LCM of two numbers = their product divided by their HCF. In this instance the product is 270 and the HCF is 3 so the LCM is 90.

What numbers have a HCF of 3 and a LCM of 3?

Two or more numbers are needed to solve for HCF or LCM.

Which numbers have the LCM of 9 and the HCF of 3?

3 and 9.

If the HCF and LCM of two numbers are 17 and 102 respectively and the HCF and LCM of two other numbers are 68 and 476 respectively then find the sum of the HCF and LCM of these four numbers?

HCF of 17 and 68 is 17 ..( Lowest Prime factor ) LCM Of 102 and 476 is 7*2^2*3*17 which is 1428 .. ==> Sum of HCF and LCM are 1428+17= 1445 .

What is the hcf and LCM of 81 and 48?

1296 and 3 respectively.

Related Questions

What wo numbers have a LCM of 18 and a HCF of 3?

3 and 18 do.

What are the two numbers have an LCM of 18 and an hcf of 3?

18 and 3

What is the LCM of 18 and the hcm of 3?

LCM=18=2*32 HCF(guess that is what u meant, highest common factor)=3 Possibilities: 3 and 18, 6 and 9, three or all of the numbers together. Note: 3 and 6 gives a LCM of 6 3 and 9 gives a LCM of 9 6 and 18 gives a HCF of 6 9 and 18 gives a HCF of 9 Three or four out of the numbers (3,6,9 and 18) will give you LCM of 18 and HCF of 3 as well.

What is two numbers have an LCM 0f 18 and an HCF of 3?

3 and 18

What is the LCM of 18 and the HCF of 3?

LCM is Least Common Multiple of 2 or more numbers. So, LCM of 1 number i.e. 18 is not defined. Similarly, HCF is Highest Common Factor of 2 or more numbers. So, HCF of 1 number i.e. 3 is not defined.

How do you find the LCM of 15 and 18?

Factors: 15 = 3 x 5, 18 = 2 x 3 x 3. The LCM of two numbers = their product divided by their HCF. In this instance the product is 270 and the HCF is 3 so the LCM is 90.

What two numbers have LCM of 18 and HCF of 3?

They are 9 and 6

What two numbers have an LCM of18 and an HCF of 3?

3 and 18 6 and 9

What is the HCF and LCM of 18 and 42?

The LCM is: 126

What numbers have a HCF of 3 and a LCM of 3?

Two or more numbers are needed to solve for HCF or LCM.

What is the lcm and hcf of 9 and 12?

lcm(9, 12) = 36; hcf(9, 12) = 3.

What is the LCM and the HCF of 18 and 70?

18 = 2 * 3 * 370 = 2 * 5 * 7Thus:LCM = 2*3*3*5*7 = 630HCF = 2

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