While playing on the beach, Carla and Betty collected beautiful shiny pebbles. They collected 8 pink, 4 yellow, and 12 white pebbles in a bag and asked their mom to pick one without looking in the bag. What is the probability that she will pick a yellow pebble?
1/4
2/3
4/22
1/6
Boost your performance with adaptive practice tests
Practice every concept in the syllabus
Compare your speed and accuracy with your peers
Download the app and practice on the go