Mathematics, 11.11.2019 07:31 kawsu
In a class 19 of students, 7 play an instrument and 13 play a sport. there are 4 students who do not play an instrument or a sport. what is the probability that a student who plays an instrument also plays a sport?
Answers: 1
Mathematics, 21.06.2019 17:00
Two streets intersect at a 30- degree angle. at the intersection, the are four crosswalks formed that are the same length. what type of quadrilateral is formed by the crosswalks?
Answers: 2
Mathematics, 21.06.2019 17:30
Give the equations of two different lines that are perpendicular to the line 3x + 4y = 7.
Answers: 1
Mathematics, 21.06.2019 18:20
The number if marbles of different colors stored in a hat is listed below: 4 red marbles 10 green marbles 7 blue marbles. without looking in the hat, dan takes out a marble at random. he replaces the marble and then takes out another marble from the hat. what is the probability that dan takes out a blue marble in both draws?
Answers: 1
In a class 19 of students, 7 play an instrument and 13 play a sport. there are 4 students who do not...
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