Un cuerpo se mueve a lo largo de una línea recta, con la siguiente velocidad v= t3 - 4t2 +5 m/s. Si en el instante to=2 s, está situado en
Xo=4m del origen. Calcule la posición del móvil en el instante t= 85.

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Lucy is a dress maker. she sews \dfrac47 7 4 of a dress in \dfrac34 4 3 hour. lucy sews at a constant rate. at this rate, how many dresses does lucy sew in one hour? include fractions of dresses if applicable

Solve the problem. a student earned grades of c, a, b, and a in four different courses. those courses had these corresponding numbers of credit hours: 4, 5, 1, and 5. the grading system assigns quality points to letter grades as follows: a = 4, b = 3, c = 2, d = 1, and f = 0. compute the grade point average (gpa) and round the result to two decimal places. 3.40 3.50 8.75 2.18