Three coins are tossed at once. what is the probability of two heads and one tail?

Astudent received the following grades last semester. find the student's semester grade point average. an a is algebra (3 credits), a b in history ( 3 credits), a in sociology ( 3 credits) a d in english ( 3credits) and a c in seminar ( 2credits). an a is worth 4 points, a b is worth 3 points a c is worth 2 points and a d is worth 1 point.

Planning for the possibility that your home might get struck by lighting and catch on fire is part of a plan

What is the base of 1/9 to the power of 2