Elitmus Maths Puzzle Numerical Ability Probability

A container contain Red,white,Blue,Green balls(without replacement)
there is condition:
a) Drawn four red balls
b)Drawn one white and three red balls
c)Drawn one white,two blue and two red balls and
d)Drawn one white, one blue and one red
find minimum number of balls to satisfy that condition
option are
1)10
2)19
3)21
4)i forget please provide solution...

Read Solution (Total 8)

Elitmus Other Question
if n greater than 100 and sum of 101+102+------+n, what is the the probability that the sum will be divisible by (n-100)
a) 3/4
b) 1/3
c) 1/2
d) None of above a multiplication is given below where each letter represents a single digit and no two no.s are represented by the same letter:
W H Y
N U T
-------------------
O O N P
O Y P Y
O U H A
-------------------
O N E P O P

i)Which of these is not divisible by 2?
a)W b)Y c)U d)N

ii)One of those digits appear only once in the multiplication except:
a)2 b)5 c)6 d)8

iii)Which of these can be sides of a triangle?
a)NYT b)OWY c)EUO d)APW