B. \(57 \space π \space in^2\) C. \(66 \space π \space in^2\) D. \(288 \space π \space in^2\) E. \(400 \space π \space in^2\) 5- A chemical solution contains \(4\%\) alcohol. If there is 24 ml of alcohol, what is the volume of the solution? A. 240 ml B. 480 ml C. 600 ml D. […]
2- Simplify: \(5(x-2y)+(2-x)^2 = (5x-10y)+(4-4x+x^2) = x -10y +4 +x^2\)When \(x=3\) and \(y=-2\),therefore:\(x -10y +4 +x^2 =3+20+4+9 =36\) A. \(-4\) B. 20 C. 36 D. 50 3- The mean of 50 test scores was calculated as 88. However, it turned out that one of the scores was misread as 94 but it was 69. What […]
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