Question

A box contains 50 bolts and 150 nuts. On checking the box, it was found that half of the bolts and half of the nuts are rusted. If one item is chosen at random.
slove it properly ​

Answer 1

given that there are 50 bolts and 150 nuts

and half from each are rusted so there are 25 bolts each of good and rusted and 75 nuts each of good and rusted

so if we take a one from it randomly the chance is

given by the formula the no by the total number