HCF of 3240, 3600 and a third number is 36 and their LCM is 2^{4}×3^{5}×5^{2}×7^{2} Then the third number is
2^{2}×3^{5}×7^{2}
2^{2}×5^{3}×7^{2}
2^{2}×5^{2}×7^{2}
2^{3}×3^{5}×7^{2}
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#  Quiz 

1
Discuss

The product of two numbers is 2028 and their HCF is 13. The number of such pairs is :
Solution 
2
Discuss

Which of the following has the most number of divisors?
Solution 
3
Discuss

Find the greatest number that will divide 55, 127 and 175 so as to leaves the same remainder in each case
Solution 
4
Discuss

Which of the following is a pair of coprimes?
Solution 
5
Discuss

Three numbers are in ratio 1 : 2 : 3 and HCF is 12. The numbers are:
Solution 
6
Discuss

What is the greatest number which when subtracted from 3000, is exactly divisible by 7, 11 and 13 ?
Solution 
7
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 
8
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The L.C.M. of two numbers is 48. The numbers are in the ratio 2:3. Then sum of the number is:
Solution 
9
Discuss

Find the LCM of 2/3, 3/5, 4/7 and 9/13.
Solution 
10
Discuss

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