The tree diagram below represents the following scenario: A pizza restaurant markets 3 versions of its Crazy Combo: Combo 1 contains
3 cheese pizzas and 1 pepperoni pizza, combo 2 contains 2 cheese pizzas
and 2 pepperoni pizzas, and combo 3 contains 1 cheese pizza and 3
pepperoni pizzas. Mr. Jenkins orders 6 combo 1s, 2 combo 2s, and 3 combo
3s.
Which of the following is a valid conclusion based on the tree diagram above?
A. The probability that Mr. Jenkins will choose a pepperoni pizza at random is 6/11
B. The probability that Mr. Jenkins will choose a cheese pizza at random is 1/2
C. The probability that Mr. Jenkins will choose a pepperoni pizza at random is 19/44.
D. The probability that Mr. Jenkins will choose a cheese pizza at random is 23/44.

(01.03 mc) which of the following is a step in simplifying the expression x multiplied by y to the power of 2 over x to the power of negative 3 multiplied by y to the power of 3, the whole to the power of negative 4. select one: a. x to the power of negative 4 multiplied by y to the power of negative 2, the whole over x to the power of negative 7 multiplied by y to the power of negative 1. b. x to the power of negative 4 multiplied by y to the power of negative 8, the whole over x to the power of 12 multiplied by y to the power of negative 12. c. x to the power of negative 4 multiplied by y to the power of negative 8, the whole over x to the power of negative 3 multiplied by y to the power of 3. d. x to the power of negative 4 multiplied by y to the power of negative 2, the whole over x to the power of negative 3 multiplied by y to the power of 3.