201k views
0 votes
Out of 3-hard and 4-easy problems, 3 were selected. What is the possibility that 3 problems are hard?

User Kevin Gale
by
8.2k points

2 Answers

5 votes

Answer:

probability = 3/7

Explanation:

hard problems = 3

easy problems = 4

total problems = 7

probability( hard problems) = 3/7

User Amit Prajapati
by
8.7k points
6 votes

Answer:

4'21bhwkeg 4y31q

Explanation:

User Makubex
by
8.7k points

No related questions found

Welcome to QAmmunity.org, where you can ask questions and receive answers from other members of our community.