self Maths Puzzle

a bag contains 3 black balls,3 yellow balls.A girl picks a ball and place it back in the bag. wat is the probability dat she selects a lack ball always ?

Read Solution (Total 1)

3C1=3
ans----3
12 years agoHelpfull: Yes(0) No(0)

self Other Question

a=2, b^2-1=ab.find log(a^3+b^3) to the base (a+b). A boy chooses a number x.He finds dat square of x is less than x. wat is the range of x ?
a)x>1
b)x0 and x