Question 22

Find the HCF of 513, 1134 and 1215.

Solution

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take the hcf of 513,1134,1215 by taking factorization

$$513=3\times 3\times 3\times 19$$

$$1134=3\times 2\times 3\times 3\times 3\times 7$$

$$1215=3\times 3\times 3\times 3\times 3\times 5$$

by taking common 

$$hcf=3\times 3\times 3=27$$

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