What is the greatest number which when subtracted from 3000, is exactly divisible by 7, 11 and 13 ?
1999
3000
10001
3050
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#  Quiz 

1
Discuss

The sum of two numbers is 528 and their HCF is 33. The number of such pairs is :
Solution 
2
Discuss

The LCM and HCF of two numbers are 84 and 21, respectively. If the ratio of the two numbers is 1 : 4, then the larger of the two numbers is
SolutionAnswer 84 
3
Discuss

How many numbers are there between 2000 and 4000 which are divisible by 2,3,4 and 5?
Solution 
4
Discuss

The H.C.F. and L.C.M. of 0.63, 1.05 and 2.1
Solution 
5
Discuss

(4^{61}+4^{62}+4^{63}+4^{64}) is divisible by
Solution 
6
Discuss

Product of two coprime numbers is 117, then their LCM is
Solution 
7
Discuss

What is the least number which when divided by 5, 6, 7 and 8 leaves a remainder 3, but when divided by 9 leaves no remainder?
Solution 
8
Discuss

Find the LCM of 2/3, 3/5, 4/7 and 9/13.
Solution 
9
Discuss

The LCM of two numbers is 495 and their HCF is 5. If the sum of the numbers is 100 then their difference is:
Solution 
10
Discuss

The H.C.F and L.C.M of two numbers are 11 and 385 respectively. If one number lies between 75 and 125 , then that number is
Solution 
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