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Find the largest number which divides 62,132,237 to leave the same reminder
The product of two numbers is 20/9. If one of the numbers is 4, find the other.
For some integer m, every odd integer is of the form
If 112 = q×6+r, then the possible values of r are:
The largest number of 4 digits exactly divisible by 12, 15, 18 and 27 is
On a morning walk, three persons step off together and their steps measure 40 cm, 42 cm and 45 cm, respectively. What is the minimum distance each should walk so that each can cover the same distance in complete steps?
Pairs of natural numbers whose least common multiple is 78 and the greatest common divisor is 13 are:
The largest number which divides 70 and 125, leaving remainders 5 and 8, respectively, is
If 9^{x+2} = 240+9^{x}, then the value of ‘x’ is
If A = 2n + 13, B = n + 7, where n is a natural number then HCF of A and B is:
The LCM of two number is 45 times their HCF. If one of the numbers is 125 and the sum of HCF and LCM is 1150, the other number is:
The difference of a rational and an irrational number is always
If n is a rational number, then 5^{2n} − 2^{2n} is divisible by
The relationship between HCF and LCM of two natural numbers is
122 videos474 docs105 tests

Long Questions: Real Numbers Doc  8 pages 
RS Aggarwal Solutions: Real Numbers  2 Doc  11 pages 
Unit Test: Real Numbers Doc  1 pages 
Unit Test (Solutions): Real Numbers Doc  6 pages 
Cube Tricks  Find Cube of Any Number Video  04:11 min 
122 videos474 docs105 tests

Long Questions: Real Numbers Doc  8 pages 
RS Aggarwal Solutions: Real Numbers  2 Doc  11 pages 
Unit Test: Real Numbers Doc  1 pages 
Unit Test (Solutions): Real Numbers Doc  6 pages 
Cube Tricks  Find Cube of Any Number Video  04:11 min 