You had $26 in your pocket you purchased x pens at $3.50 each you now have $8.50 in your pocket write and solve an equation to find the numbers of pens purchased

The hawaiian alphabet has 12 letters. how many permutations are posible for each number of letters?

The probability that an adult possesses a credit card is .70. a researcher selects two adults at random. by assuming the independence, the probability that the first adult possesses a credit card and the second adult does not possess a credit card is:

One hectometer is a) 1/1000 of a meter. b) 1/100 of a meter. c) 10 meters. d) 100 meters. e) 1000 meters.