An amusement park reports that the probability of a visitor riding its largest roller coaster is 30 percent, the probability of a visitor riding its smallest roller coaster is 20 percent, and the probability of a visitor riding both roller coasters is 15 percent. Which equation can be used to calculate the probability of a visitor riding the largest or the smallest roller coaster?
Answer
A
cap p times open paren largest or smallest close paren is equal to 0 point 3 0 plus 0 point 2 0 minus 0 point 1 5
B
cap p times open paren largest or smallest close paren is equal to 0 point 3 0 plus 0 point 2 0
C
cap p times open paren largest or smallest close paren is equal to 0 point 3 0 minus 0 point 2 0
D
cap p times open paren largest or smallest close paren is equal to 0 point 3 0 plus 0 point 1 5 minus 0 point 2 0