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What is the number x ? …

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What is the number x ? The LCM of x and 18 is 36 , and HCF of x and 18 is 2

Posted by Arif Maniyar 5 years, 10 months ago

CBSE > Class 10 > Mathematics

7 answers

Tanisha Gupta 5 years, 10 months ago

LCM*HCF=product of two numbers 36*2=18*x 36*2/18=x 72/18=x 4=x Done

Yash Jangra 5 years, 10 months ago

HCF * LCM = x * 18 2 * 36 = 18x 36 = 18x ÷2 36 = 9x 36÷9 = x 4 = x

Zoya Nisar 5 years, 10 months ago

4

Aman Rajput 5 years, 10 months ago

4

Yogita Ingle 5 years, 10 months ago

\text {product of the two numbers }=L C M \times H C F

Therefore, the we can substitute the known values in the formula to get the values of "x"

{tex}\begin{array}{l}{x \times 18=36 \times 2} \\\\ {x=\frac{72}{18}} \\\\ {x=4}\end{array}{/tex}

Hence the value of unknown number "x" is 4

Devesh Kumar 5 years, 10 months ago

X = 4

Aadya Singh ? 5 years, 10 months ago

x= 4

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