20 points! Please answer will mark brainlest.

30°

Step-by-step explanation:

3x + (90 - 2x) = 180 - 60

x + 90 = 120

x = 120 - 90

x = 30°

answer:

step-by-step explanation:

here, the total dishes = 10

dishes having meat = 3 ( chicken, meatloaf and hamburger )

thus, the probability of having meat on the chosen dishes = number of dishes having meat / total dishes

=

therefore, the probability of not having meat = 1- the probability of having meat on the chosen dishes

=

=

=

⇒ option b is correct.