Give that a standard deck of cards contains 52 cards as shown below [and discussed in the online lectures]: If you select a single card at random from a deck of cards, what is the probability the card is:

a. A Jack or Queen?
b. An even number?
c. A Jack or Heart?
d. An even number of Spades?

Part of the total score for each program is the sum of five program component scores. on the free program, the sum of these five program component scores is multiplied by a factor of 2.0. yuzuru hanyu, of japan, earned scores of 9.07, 8.96, 8.89, 9.21, and 9.36 for the program components portion of his free program. how many total points did he receive for this portion?

Name the most appropriate metric unit for each measurement like the mass of cow

He amount of carbon-14 present in animal bones t years after the animal's death is given by p(t)equals=upper p 0 e superscript negative 0.00012097 tp0e−0.00012097t. how old is an ivory tusk that has lost 26% of its carbon-14?