AIEEE Exam Numerical Ability Permutation and Combination

How many words can be made from the letters of
the word DELHI, if L comes in the middle of
every word ?
(A) 12 (B) 24 (C) 60 (D) 6

Read Solution (Total 4)

AIEEE Other Question

If the volume of a sphere is increasing at a
constant rate, then the rate at which its radius is
increasing, is -
(A) a constant
(B) proportional to the radius
(C) inversely proportional to the radius
(D) inversely proportional to the surface area
The function y = e^–|x| is -
(A) continuous and differentiable at x = 0
(B) neither continuous nor differentiable at x = 0
(C) continuous but not differentiable at x = 0
(D) not continuous but differentiable at x = 0