There are 120 cars in a grocery store parking lot. The probability that a car selected at random is white is 1/8. How many of the cars in the parking lot are white? A. 8
B. 15
C. 30
D. 105

How long must $542 be invested at a rate of 7% to earn $303.52 in interest? in a easier way

Aclassroom is made up of 11 boys and 14 girls. the teacher has four main classroom responsibilities that she wants to hand out to four different students (one for each of the four students). if the teacher chooses 4 of the students at random, then what is the probability that the four students chosen to complete the responsibilities will be all boys?

Use the given information to determine the exact trigonometric value.