Aptitude - Problems on H.C.F and L.C.M - Discussion
Discussion Forum : Problems on H.C.F and L.C.M - General Questions (Q.No. 5)
5.
The greatest number of four digits which is divisible by 15, 25, 40 and 75 is:
Answer: Option
Explanation:
Greatest number of 4-digits is 9999.
L.C.M. of 15, 25, 40 and 75 is 600.
On dividing 9999 by 600, the remainder is 399.
Required number (9999 - 399) = 9600.
Discussion:
121 comments Page 6 of 13.
David said:
1 decade ago
Because greatest no. of four digit is only 9999.
So we divide 9999 by 600. So please use your common sense.
So we divide 9999 by 600. So please use your common sense.
Vivek Balodi said:
1 decade ago
Why we take LCM of these Numbers ? Why Not HCF? Can Anyone explain ? When we have to take LCM and when HCF?
Sagar said:
1 decade ago
How remainder 399 comes, by my calculation remainder must be 133? Please show the remainder calculation.
Prajnya.samantaray said:
1 decade ago
Can any one please explain in which case I have to take the L.C.M and where H.C.F? I am really confused.
Yogeshwari said:
7 years ago
Please anyone explain how will come lcm 600 from the 4 digits.
I didn't understand. Please help me.
I didn't understand. Please help me.
Mahima said:
10 years ago
Find the greatest 3-digit number which is exactly divisible by 4,8 and 12?
Anyone solve this?
Anyone solve this?
(1)
Mehar said:
2 decades ago
hai vishnu...why should divide with only 40 why cant we do that with reaming no given there?
Rahul said:
7 years ago
As question given greatest number then how we do LCM method ? Greatest number means HCF nah?
(3)
Tina said:
10 years ago
Please explain me if the 2 are already repeated in 25 then why you have taken for 3 times?
(1)
Veeramani said:
1 decade ago
9999 divide 600 which give only remainder for 133 but there they are said 399 how its?
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