Register

Suppose there are 21 students in your class. If the teacher draws 2 names at random, what is the probability that you and your best friend will be chosen? 1/20 1/105 1/210 2/21​…

Suppose there are 21 students in your class. If the teacher draws 2 names at random, what is the probability that you and your best friend will be chosen? 1/20 1/105 1/210 2/21​…
asked 145k views
10 votes
Suppose there are 21 students in your class. If the teacher draws 2 names at random, what is the probability that you and your best friend will be chosen?

1/20

1/105

1/210

2/21​

asked
User Toshiba
by
8.6k points

2 Answers

8 votes

Answer:

2/21

Explanation:

Probability = expected outcome/ possible outcome

answered
User Ben Reser
by
8.0k points
4 votes
2/21 is ur answer because u got 2 people outta a 20 chance of drawing that student
answered
User Mcnicholls
by
9.0k points
← Prev Question Next Question →

No related questions found

Ask a Question
Welcome to Qamnty — a place to ask, share, and grow together. Join our community and get real answers from real people.

Categories

Other Questions

A bathtub is being filled with water. After 3 minutes 4/5 of the tub is full. Assuming the rate is constant, how much longer will it take to fill the tub?
i have a field 60m long and 110 wide going to be paved i ordered 660000000cm cubed of cement  how thick must the cement be to cover field
A dealer sells a certain type of chair and a table for $40. He also sells the same sort of table and a desk for $83 or a chair and a desk for $77. Find the price of a chair, table, and of a desk.
Link Copied!