Answer:
x = (-1+√33)/4 or x = (-1-√33)/4
Step-by-step explanation:
Use Quadratic formula with a=2, b=1, c=-4
The incomplete table below summarizes the number of left-handed students and right-handed students by gender for the eighth-grad
e students at Keisel Middle School. There are 5 times as many right-handed female students as there are left-handed female students, and there are 9 times as many right-handed male students as there are left-handed male students. if there is a total of 18 left-handed students and 122 right-handed students in the school, which of the following is closest to the probability that a right-handed student selected at random is female? (Note: Assume that none of the eighth-grade students are both right-handed and left-handed.)
A) 0.410
B) 0.357
C) 0.333
D) 0.250
A) 0.410
B) 0.357
C) 0.333
D) 0.250
1 answer:
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