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17 October, 01:07

Of students taking a course, 7/15 play a sport and 3/5 play a musical instrument. The probability that a student plays a sport or a musical instrument is 2/3. What is the probability that a student play a sport and a musical instrument?

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  1. 17 October, 01:13
    0
    13/15 because 3/5 with the lcd is 15 so 7 plus 6 is 13
  2. 17 October, 01:53
    0
    7/15

    Step-by-step explanation:

    Function 1:

    (0,45) (1,75)

    slope (rate of change) = (75 - 45) / (1 - 0) = 30

    y = mx + b

    slope (m) = 30

    (0,45) ... x = 0 and y = 45

    now we sub and find b, the y int

    45 = 30 (0) + b

    45 = b

    so ur equation is y = 30x + 45 ... slope (rate of change) = 30 ... y int = 45

    Function 2:

    y = 40x + 50 ... slope (rate of change) = 40 ... y int = 50

    Function 2 has a greater rate of change then Function 1 - - - True

    Function 2 has a greater y int then Function 1 - - - True
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