Mathematics, 23.07.2019 07:30 googoomylizard
There are 50 students in an auditorium, of which 2x are boys and y are girls. after (y - 6) boys leave the auditorium and (2x - 5) girls enter the auditorium, the probability of selecting a girl at random becomes 9/13. find the value of x and of y?
Answers: 1
Mathematics, 21.06.2019 13:10
Which of the following would represent the sum of 3 consecutive integers if x is the first integer?
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How to use order of operation in 20 divide by 4 multiply 5 = 1
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Mathematics, 21.06.2019 18:30
In right ∆abc shown below, the midpoint of hypotenuse ac is located at d and segment bd is drawn.if ab = 12 and bc = 16, then explain why bd = 10. hint: consider what you know about the diagonals of a rectangle.
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Mathematics, 21.06.2019 21:30
50 people men and women were asked if they watched at least one sport on tv. 20 of the people surveyed are women, but only 9 of them watch at least one sport on tv. 16 of the men watch at least one sport on tv. make a a two-way table and a relative frequency table to represent the data.
Answers: 3
There are 50 students in an auditorium, of which 2x are boys and y are girls. after (y - 6) boys lea...
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