4. A bag contains 14 blue, 6 red, 12 green, and 8 purple buttons. 25 buttons are removed from the bag randomly. How many of the removed buttons were red if the chance of drawing a red button from the bag is now 1/3? 1.0 2. 1 3. 3 4. 5 5. 6

MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
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Chapter1: Starting With Matlab
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solve q-4

**Problem 3: Probability of Choosing a Multiple of 7**

A two-digit number is chosen at random. What is the probability that the chosen number is a multiple of 7?

1. 1/10
2. 1/9
3. 11/90
4. 12/90
5. 13/90

**Problem 4: Probability of Drawing a Red Button**

A bag contains 14 blue, 6 red, 12 green, and 8 purple buttons. 25 buttons are removed from the bag randomly. How many of the removed buttons were red if the chance of drawing a red button from the bag is now 1/3?

1. 0
2. 1
3. 3
4. 5
5. 6
Transcribed Image Text:**Problem 3: Probability of Choosing a Multiple of 7** A two-digit number is chosen at random. What is the probability that the chosen number is a multiple of 7? 1. 1/10 2. 1/9 3. 11/90 4. 12/90 5. 13/90 **Problem 4: Probability of Drawing a Red Button** A bag contains 14 blue, 6 red, 12 green, and 8 purple buttons. 25 buttons are removed from the bag randomly. How many of the removed buttons were red if the chance of drawing a red button from the bag is now 1/3? 1. 0 2. 1 3. 3 4. 5 5. 6
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