angelcruces3907 angelcruces3907
  • 11-07-2018
  • Mathematics
contestada

A card is drawn from a​ well-shuffled deck of 52 cards. find the probability that the card is a black card or a 3.

Respuesta :

coffeeprincess
coffeeprincess coffeeprincess
  • 13-07-2018
Since the number of black cards are 26 (spades and clubs) (13 for each kind). And there are 4 pieces of number 3 on the deck. That gives us 30. So the answer is 30/52.
Answer Link

Otras preguntas

given: quadrilateral ABCD with ∠A= ∠C and BD the bisector ∠ABC prove: DB bisects ∠ADC
How many prime numbers are there between 56 and 100?
Estimate the angle of elevation from the trailhead to the summit.
Estimate the angle of elevation from the trailhead to the summit.
the rectangles on a quilt are 2in. wide and 3in. long the perimeter of each rectangle is made by pattern of ref thread. if there are 30 rectangles in the quilt,
What is the average of 30, 40, and 80?
Most autotrophs make “food” through the process of a. photosynthesis. b. homeostasis c. chemosynthesis d. cellular respiration
How do enzymes help to carry out biochemical reactions? A. By decreasing the energy of the reactants B. By increasing the activation energy of the reaction C. B
How do enzymes help to carry out biochemical reactions? A. By decreasing the energy of the reactants B. By increasing the activation energy of the reaction C. B
What caused the rise of military government in Japan?