Carlos dedicó entre las 2 de la tarde y las 6 de la tarde haciendo algunas cosas. Fue de compras 2/5 partes del tiempo y leyó su Biblia 1/4 parte del tiempo, después jugó con su hermano 1/6 parte del tiempo.¿Cuánto tiempo dedicó a otras cosas a parte de estas? Escribe la fracción del tiempo.

Sundar used linear combination to solve the system of equations shown. he did so by multiplying the first equation by 5 and the second equation by another number to eliminate the y-terms. what number did sundar multiply the second equation by? 2x+9y=41 3x+5y=36

Ineed with the quizzes in apex mathematics ii

Use the given degree of confidence and sample data to construct a confidence interval for the population mean mu . assume that the population has a normal distribution. a laboratory tested twelve chicken eggs and found that the mean amount of cholesterol was 185 milligrams with sequals 17.6 milligrams. a confidence interval of 173.8 mgless than muless than 196.2 mg is constructed for the true mean cholesterol content of all such eggs. it was assumed that the population has a normal distribution. what confidence level does this interval represent?