probability:
a bag contains only black and white counters.
a counter is taken from the bag at random.
the counter is white.it is not replaced in the bag.
q1)what is the smallest number of black counters in the bag?
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a second counter is taken from the bag.
this counter is placed next to the first counter.
it is also white.
q2)what is the smallest number of black counters that can now be in the bag?
