a culture started with 1000 bacteria. After 2 hours, it grew to 1100 bacteria l. predict how many bacteria will be present after 9 hours. round your answer to the nearest whole number. P=Ae^kt

Assume that the weights of quarters are normally distributed with a mean of 5.67 g and a standard deviation 0.070 g. a vending machine will only accept coins weighing between 5.48 g and 5.82 g. what percentage of legal quarters will be rejected? round your answer to two decimal places.

Ihave a triangle with a 60 degree angle. lets use d for that angle. what are the values of e and f if d is 60 degrees? and what do you notice about the values of e and f?

Find the distance between the point (-3,-4), and (see the picture below)