Mathematics
Mathematics, 25.07.2019 10:30, madisin21

3) in which example are the events independent? a) ariel has a standard deck of 52 cards. she draws one card from the deck and then replaces it. she then draws a second card from the deck. what is the probability that both cards are clubs? b) alisa has a bag of 10 red and 6 green marbles. she takes one marble out of the bag and does not replace it. she then takes a second marble out of the bag. what is the probability that both marbles are green? c) in a bag of apples there are 4 green apples and 2 red apples. bethany takes a green apple out of the bag and does not replace it. she then takes another apple out of the bag. what is the probability that the second apple is red? d) in mrs. brown's geometry class there are 15 boys and 10 girls. the students are presenting projects to the class. if mrs. brown selects students at random for presentations, what is the probability that the first 2 students chosen are girls?

answer
Answers: 2

Other questions on the subject: Mathematics

image
Mathematics, 21.06.2019 21:30, aidanfbussiness
Anumber cube is rolled two times in a row. find the probability it will land on 2 on the first roll and a number greater then 4 on the second roll
Answers: 1
image
Mathematics, 22.06.2019 01:30, haleymoodie6034
Mrs. julien’s and mrs. castillejo’s classes are selling cookie dough for a school fundraiser. customers can buy packages of macadamia nut chip cookie dough and packages of triple chocolate cookie dough. mrs. julien’s class sold 25 packages of macadamia nut chip cookie dough and 30 packages of triple chocolate cookie dough for a total of $221.25. mrs. castillejo’s class sold 5 packages of macadamia nut chip cookie dough and 45 packages of triple chocolate cookie dough for a total of $191.25. (a) write the system of equations that model the problem. be sure to explain which equation represents which situation. (b) find the cost of each type of cookie. show your work. (c) explain which method you used to solve the system and why you chose that method.
Answers: 2
image
Mathematics, 22.06.2019 03:00, nathanyeboah902
Aplane is flying at 32,500 feet. it needs to rise to 36,000 feet in two stages.• in stage 1, it rises 5% of its initial altitude of 32,500 feet.• in stage 2, it rises at a rate of 125 feet per minute. how many minutes does it take for the plane to rise during stage 2?
Answers: 1
image
Mathematics, 22.06.2019 04:00, jaylynomalley
In a fruit survey, 300 children choose their favorite fruit out of apples, bananas, and watermelon. 150 chose apples and 90 chose bananas. what percent chose watermelon?
Answers: 1
Do you know the correct answer?
3) in which example are the events independent? a) ariel has a standard deck of 52 cards. she draws...

Questions in other subjects:

Konu
Physics, 14.01.2021 22:00
Konu
Mathematics, 14.01.2021 22:00
Konu
English, 14.01.2021 22:00