3. If 4 cards are randomly selected without replacement from a deck of cards, what is the probability of
getting at least one ace (exact reduced fraction or decimal or round to 3 significant digits)?

Determine which postulate or theorem can be used to prove that lmn =nmo

The scatter plot shows the number of animal cells clara examined in a laboratory in different months: plot ordered pairs 1, 20 and 2, 60 and 3,100 and 4, 140 and 5, 180 what is the approximate predicted number of animal cells clara examined in the 9th month?

Sections of prefabricated wood are each 5 1/3 feet long. how long are 7 1/2 sections placed end to end?