In a class of 30 students, 6 students are left handed and 24 students are right handed. What is the ratio of left handed students to all students?

Is this part-to-part or part-to-whole?

Sawsan recorded the favorite sport of students at her school. she surveyed 200 students. how many students chose tennis?

Sioux co. replaced the roof on its existing building, therefore increasing the building's life by 10 years. the cost of the roof is considered a(n):

The host of a game show is holding a bag with chips to see what prizes the contestants will play for. five (5) of the chips say “new car” ten (10) of the chips say “new tv” three (3) of the chips say “trip to france” contestant named “patty” reaches into the bag. a. what is the probability of choosing a tv chip? b. what is the probability of choosing a car chip next without replacing the 1st chip? c. are these dependent or independent events?