jamie flips a coin.
what is the number of possible outcomes?
i think it might be 2 but im not so sure

This race was first held in 1953 on august 16th. every decade the race finishes with a festival. how many years is this?

Two customers went to a post office. first customer paid $12 for 14 and 5 envelopes the second paid 24.80 for 10 postcards and 15 envelopes. what is cost of each envelope?

Use the formulas a = x 2 – y 2, b = 2xy, c = x 2 + y 2 to answer this question. one leg of a right triangle has length 11 and all sides are whole numbers. find the lengths of the other two sides. the other leg = a0 and the hypotenuse = a1