Carl takes a 4-inch by 3-inch rectangle of fabric and cuts from one corner of the piece of fabric to the diagonally opposite corner. now carl has two equally sized triangles of fabric. what is the perimeter of each triangle?

Dylan and dusty plan to take weekly surfing lessons together. if the 2-hour lessons are $20 per person and they plan to spend $100 each on new surfboards, what is the maximum number of lessons the two can take if the total amount spent for lessons and surfboards is at most $480?

How do you create a data set with 8 points in it that has a mean of approximately 10 and a standard deviation of approximately 1?

When you flip a biased coin the probability of getting a tail is 0.6. how many times would you expect to get tails if you flip the coin 320 times?