Mathematics, 21.11.2020 03:20, miguearrobita
SOmeone help me
50 boys and 30 girls participated in a contest. 20% of the boys and 30% of the girls received prizes. What percentage of the contestants received prizes?
Boys= % of =
Girls= ___% of =
Total of contestants received prizes =
Total number of contestants participated=
To find the percentage:
Fraction (number of contestants received prizes to total number of contestants) x 100% = %
Answers: 1
Mathematics, 21.06.2019 15:30, kwarwick0915
Find the gradient of f(x, y,z)equals=left parenthesis x squared plus y squared plus z squared right parenthesis superscript negative 1 divided by 2 baseline plus ln left parenthesis x right parenthesis x2+y2+z2β1/2+ln(xyz) at the point left parenthesis negative 2 comma 1 comma negative 2 right parenthesis(β2,1,β2).
Answers: 1
Mathematics, 21.06.2019 16:20, tmantooth7018
The lengths of nails produced in a factory are normally distributed with a mean of 4.91 centimeters and a standard deviation of 0.05 centimeters. find the two lengths that separate the top 4% and the bottom 4%. these lengths could serve as limits used to identify which nails should be rejected. round your answer to the nearest hundredth, if necessary.
Answers: 3
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Drag the tiles to the correct boxes to complete the pairs. match the exponential functions with their horizontal asymptotes and y-intercepts. f(x) = 7x β 4 f(x) = 3x+2 + 4 f(x) = 9x+1 β 4 f(x) = 2x + 4 horizontal asymptote and y-intercept exponential function horizontal asymptote: y = 4 y-intercept: (0, 5) arrowboth horizontal asymptote: y = -4 y-intercept: (0, 5) arrowboth horizontal asymptote: y = -4 y-intercept: (0, -3) arrowboth horizontal asymptote: y = 4 y-intercept: (0, 13) arrowboth
Answers: 1
Mathematics, 22.06.2019 03:00, trixxytang
Isabelle is mixing red and blue paint to make purple paint she adds 3/10 of a fluid ounce of red to 12/25 of a fluid ounce of blue to make 1 1/30 fluid ounces of purple how many fluid ounces of red paint ounces of red paint will she need to make 3 fluid ounces of purple paint
Answers: 1
SOmeone help me
50 boys and 30 girls participated in a contest. 20% of the boys and 30% of the girl...
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