You select a card at random from the cards that make up the word “replacement”. without replacing the card, you choose a second card. find the probability of choosing a vowel and then not a vowel. there is 1 letter for each card.

A33 gram sample of a substance that's used to detect explosives has a k-value of 0.1473. n = noekt no = initial mass (at time t = 0) n = mass at time t k = a positive constant that depends on the substance itself and on the units used to measure time t = time, in days

65% of students in your school participate in at least one after school activity. if there are 980 students in you school, how many do not participate in an after school activity?

What is the probability of throwing several dice with sum equal to 6 (six)? show the ways of possibilities for sum 6 (as the numerator) and the ways of throwing n dices for n = 1, 2, 3, 4 or 5 as denominator for all the questions to earn full credits. (a)throw one die, (b) throw two dice, (c) throw three dice (d) throw 4 dice, (e) throw 5 dice