subject
Mathematics, 28.10.2019 20:31 Dracopaul03

There are 42 boys and girls participating in an essay-writing competition. of the competitors, 21 are in seventh grade, 14 are in eighth grade, and 7 are in ninth grade. what is the probability of an eighth grader winning the competition? which simulation(s) can be used to represent this situation?

ansver
Answers: 2

Another question on Mathematics

question
Mathematics, 21.06.2019 15:30
Adepartment store purchases screen-printed t-shirts at a cost of $5 per shirt. they mark up the price 150% (making the selling price 250% of the store's purchase price) and put them on the sales floor. every month that a t-shirt doesn't sell, the store reduces the selling price by 25%.
Answers: 3
question
Mathematics, 21.06.2019 20:00
Which of the following is the inverse of y = 3∧x y = 1/3∧x y = ㏒3x y = (1/3) ∧x y = ㏒ 1/3∧x
Answers: 1
question
Mathematics, 21.06.2019 23:30
Which two fractions are equivalent to 24/84? 6/42 and 2/7 6/21 and 2/6 12/42 and 3/7 12/42 and 2/7
Answers: 1
question
Mathematics, 22.06.2019 01:30
Quadrilateral efgh was dilated with the origin as the center of dilation to create quadrilateral e'f'g'h'. the quadrilateral was dilated using a scale factor of 2.5. the lengths of the sides of quadrilateral efgh are given. what is the length of side f'g'?
Answers: 1
You know the right answer?
There are 42 boys and girls participating in an essay-writing competition. of the competitors, 21 ar...
Questions
question
Mathematics, 17.10.2020 23:01
question
Mathematics, 17.10.2020 23:01
question
English, 17.10.2020 23:01
question
Social Studies, 17.10.2020 23:01
question
English, 17.10.2020 23:01
question
Arts, 17.10.2020 23:01
question
Mathematics, 17.10.2020 23:01
question
Biology, 17.10.2020 23:01