If one number of the Pythagorean triplet is 6, then the triplet is

If one number of the Pythagorean triplet is 6, then the triplet is
(a) (4, 5, 6)
(b) (5, 6, 7)
(c) (6, 7, 8)
(d) (6, 8, 10)

Solution:

The smallest number that should be subtracted from 300 to make it a perfect square is
(a) 11
(b) 12
(c) 13
(d) 14

Solution:

nth triangular number is

Solution:

Given that = 39, the value of is
(a) 42.9
(b) 4.29
(c) 3.51
(d) 35.1

Solution:

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