Anonymous
Anonymous asked in Science & MathematicsMathematics · 9 years ago

students were asked in a survey whether they had been to a movie theater in the last month......?

the results:

Male: YES- 35 NO- 17

Female: YES- 28 NO- 20

What is the probability that a student did not go to a movie in the last month, given that the student is a male??

a. 17/52

b. 37/52

c. 52/ 37

d. 17/37

and

which expression simplifies to 15?

a. (5 + sqrt 3)(5 - sqrt 3)

b. 2sqrt3 - 1) 2sqrt3 + 1)

c. (6 + 3sqrt2)(6 - 3sqrt2)

d. ( 2sqrt6 - 3)(2sqrt6 + 3)

thanks and can you explain how you got the answers i have a test soon wanna ace it thanks

1 Answer

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  • 9 years ago
    Favorite Answer

    1) answer A --> 17/ 52

    2) Answer D

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