Mathematics, 25.03.2020 06:03 AlexBeWare1210
Topic: Choosing ping-pong balls without replacement. There are 6 white and 3 orange ping-pong balls in a brown paper bag. Two balls are randomly chosen. Enter your answers as fractions. (The "Preview" simply displays your answer in nice mathematical text. It does not mean that your answer is either right or wrong.) a) How many total balls are in the bag? Preview b) What is the probability that the 1st ball is orange? P(1st = orange) = Preview c) What is the probability that the 2nd ball is also orange, given that the 1st ball was orange? P(2nd = orange | 1st = orange) = Preview d) What is the probability that both the 1st and the 2nd balls are orange?
Answers: 3
Mathematics, 21.06.2019 12:30
Which of the following transformations does not preserve congruence? * 5 points a. (x, y) → (y − 3, x − 3) b. (x, y) → (x + 5, y − 1) c. (x, y) → (y + 9, −x + 2) d. (x, y) → (3x + 1, 3y − 2)
Answers: 3
Mathematics, 21.06.2019 20:00
The rectangle shown has a perimeter of 108 cm and the given area. its length is 6 more than five times its width. write and solve a system of equations to find the dimensions of the rectangle.
Answers: 3
Mathematics, 21.06.2019 22:00
Acaterer charges $500 plus $30 per guest to cater a wedding. walt and traci don't want to spend more than $8000 on catering. write and solve an inequality in terms of the number of guests, g, that can be invited. a) 30g ? 8000; g ? 267 b) 500g < 8000; g < 16 c) 500 + 30g < 8000; g < 250 d) 500 + 30g ? 8000; g ? 250
Answers: 1
Mathematics, 22.06.2019 02:00
Mariano delivers newspaper. he always puts 3/4 of his weekly earnings in his savings account and then divides the rest equally into 3 piggy banks for spending at the snack shop, the arcade and the subway
Answers: 2
Topic: Choosing ping-pong balls without replacement. There are 6 white and 3 orange ping-pong balls...
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