PS: Can anyone tell me how to view the poll result, as in names of guys with >120 score ??
How many 3 digit numbers are divisible by 3 or 5 but not by 7?
emanresu SaysP is a group of four numbers 1, 2, 3 and 1. In every step, 1 is added to any two numbers in group P. In how many such steps is it possible to make all the four numbers in group P equal?
Find the sum of the last three digits of S=871x873x875x878x881x883?
h.kagda SaysHow many ordered pairs (x,y) of integers are possible for xy/(x+y) = 196?
yeh wala try kariye zara bhai log .. mera frnd planet of the apes dekh ke aaya aur mujhe pucha .. he said usi movie me dekha tha ...
there are 4 wts . a,b,c,d
wts = a>b>c>d
there are 3 pans . the wts are kept in the first pan such that the heaviest is at the bottom.
u need to re-shuffle them and place them back again using all the 3 pans such that the same formation is obtained ( each wt. needs to be moved atleast once ).
rule = at no point can u keep the heavier wt on a lighter one
_ _ _
1 2 3
question is , minimum how many moves are needed ?
not sure if am right .. jus approximating the calculation
number of 5 will be 2*67 = 134
number of 5^2 will be 1*13 = 13
number of 5^3 will be 1*6 = 6
number of 5^4 will be 1*3 = 1
so i think its around 154
Ten tickets are numbered 1,2,3,...,10. Six tickets are selected at random one at a time with replacement. The probability that the largest number appearing on the selected ticket is 7 is???
can u post the solution for this prob of why it is 5 ?
i am getting just two solutions
y takes value 44 and 60