A computer randomly selects a number from the given set. {1, 2, 5, 10, 25, 30, 36}
What is the probability that an even number is selected?
Enter your answer as a fraction, in simplest form, in the box.
Pleven) =
Dora
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Can any one me with the answers to these questions asap?

The distribution of the amount of money spent by students for textbooks in a semester is approximately normal in shape with a mean of $235 and a standard deviation of $20. according to the standard deviation rule, how much did almost all (99.7%) of the students spend on textbooks in a semester?

The interior angles formed by the side of a hexagon have measures of them up to 720° what is the measure of angle a