A Bakery Conducts Checks Each Day to Make Sure That

Multiple Choice

A bakery conducts checks each day to make sure that its scales are weighing accurately. It checks once per day and there is a chance that the scales need adjusting of 0.15 each day. If it checks 30 times in a month, what are the chances of the scales needing adjusting on precisely 5 occasions (3 decimal places) ?

A) 0.156
B) 0.166
C) 0.176
D) 0.186