HELP ASAP WILL GIVE BRAINLEST TO CORRECT ANSWER What is the circumference of a circle with a diameter of 3 feet? Use 3.14 for pi

diameter = 3 ft

A. 4.71 ft
B. 9.42 ft
C. 18.84 ft
D. 7.07 ft​

With these: 18/36 = 1/? missing number change 1 5/8 to improper fraction. change 19/5 to a mixed number.

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.

Seattle, washington is known for being rainy. one day last month, 8 inches of rain fell in 1 1/2 hours. what us the rate of the rainfall expressed in ft per plzzz write a proportion i will give you 100 points