Question

OTS
Find the greatest number of four digits which is divisible by 15, 20 and 25.
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Answer 1

Answer:

15 = 3×5

20 = 2×2×5

25 = 5×5

Here,5 is common.

SO, the greatest number is 5.

Hope this helps you....

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Answer 2

Answer:

9900

Step-by-step explanation:

first find the lcm of 15, 20 and 25 i.e. 300 and then find the greatest 4 digit no. i.e. 9999 then divide 9999 from 300 the remainder will be 99 then (required no. is 9999-99=9900) so 9900 is ur ans.