Question

A flower basket contains 3 white, 4 red and 5 yellow roses. What is the minimum number of roses that must be drawn from the basket so that you definitely draw a red rose and a yellow rose?​

Answer 1

Answer:

What's the worst case where you don't have a red rose? You can have 3 white and 5 yellow. She is 8 roses. What's the worst case where you don't have a yellow rose? You can have 3 white and 4 red. She is of 7 roses. But if you have 9 roses, you will have at least one red and one yellow one.

Answer 2

Step-by-step explanation:

total outcomes =3+4+5=12

red rose=4/12=1/3

yellow rose =5/12