Question

A jar has 3 white, 4 blue, 5 red marbles. Probability of picking a blue marble is ___.​

Answer 1

very happy and beautiful you are you are what are you doing and international award on the duo

Answer 2

Total no. of marbles = 3+4+5 = 12

No. of blue marbles = 4

p (getting blue marble) =

$\frac{no \: of \: blue \: marbles}{tota \: no \: of \: marbles}$

= 4 / 12 = 1/3

HOPE IT HELPS :)