Question

You mix the letters m,a,t,h,e,m,a,t,i,c,a and l thoroughly without looking you draw one letter probability p(A) . write the probability as:
a. a fraction in simplest form
b. a decimal
c. a percent

Answer 1

There are 12 total letters, of which 3 are A's.

This means you have a $\dfrac3{12}=\dfrac14=0.25=25\%$ probability of randomly selecting an A.