Determine whether each sample may be biased. Explain. Rickie surveys people at an amusement park to find out the average size of people's immediate family.​

Four congruent circular holes with a diameter of 2 in. were punches out of a piece of paper. what is the area of the paper that is left ? use 3.14 for pi

£100.80 divided by 14 equals 7.2 how would we put this as money

The equation y= -16t^2+120 can be used to represent the fridge height above the ground where ti represents time in seconds after she threw the apple how long does it take the apple to hit the ground running your