Question

Exercise 2.5
Find the greatest number which exactly divides 20,25 and 125​

Answer 1

Answer:

5

Step-by-step explanation:

5× 4= 20

5×5= 25

5× 25= 125

Answer 2

Given :- Find the greatest number which exactly divides 20,25 and 125 ?

Answer :-

In order to find the greatest number which exactly divides 20,25 and 125 we have to find HCF of given numbers .

so, Prime factors of given number are,

→ 20 = 2 * 2 * 5

→ 25 = 5 * 5

→ 125 = 5 * 5 * 5

then,

→ HCF = 5 .

therefore, greatest number which exactly divides 20,25 and 125 is 5 .

Learn more :-

वह छोटी से छोटी संख्या बताईये जिसमे 7,9,11 से भाग देने पर 1,2,3 शेष बचे

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