If P(A) = 0.53, P(B) = 0.3, and P(A and B) = 0.15, then P(A/B) = (Please round to two decimal places.)

To compute a student's Grade Point Average (GPA) for a term, the student's grades for each course are weighted by the number of credits for the course. Suppose a student had these grades: 3.7 in a 5 credit Math course 2.0 in a 2 credit Music course 2.9 in a 5 credit Chemistry course 3.0 in a 5 credit Journalism course What is the student's GPA for that term? Round to two decimal places.

To the left of z= -1.32

Between z= 1.42 and z= 2.17

The populations (in thousands) of two different cities are given by P1=45(1.038)t and P1=48(1.025)t, where t is the number of years since 2001. In how many years will the populations of the two cities be equal? Round your anser to the nearest hundredth of a year.

I have to round m and b to 3 decimal places

A student has a semester GPA of 2.5 based on 15 credit hours. This included an F in a 4 credit hour class. If the student had withdrawn in time, what would be the revised GPA? Round to 2 decimal places. The revised GPA is

The Solomon Islands has average precipitation of 3028 mm per year. On a random week in Solomon Islands, what is the expected rainfall as measured in inches per week? Use your E(aX+b) formula, and the fact that 1 mm is equal to 0.0393701 inches, and there are 52.1429 weeks in a year. (Round your answers to two decimal places; ex: 1.23).