Question

A bag contains 60 marbles of various colors. Shana draws 48 times, each time replacing the marble before drawing again. She gets a total of 8 green marbles. Which is best prediction of how many green marbles are in the bag? A. 4 B. 6 C. 8 D. 10

Answer 1

Answer:D. 10

Explanation:

Shana drew 48 times and pulled a green marble 8 times, so the fraction of green marbles in the bag is about 8/48. Multiply that by the total number of marbles in the bag and you get the total number of green marbles in the bag.