la familia Pérez esta compuesta por seis personas y este mes a adquirido alimentos que le ayuden a prevenir enfermedades respiratorias entres esos productos tenemos:7kg de tomate a S/3 el kg cierta cantidad de kg de cebolla a s/2 el kg de ajo a S/1 y 2kg de manzana aS/4 el kg. si por la compra de los productos de la familia Pérez pago S/61 ¿Cuál es la cantidad de cebolla y rábanos que compro?

What is the base of 1/9 to the power of 2

Which of the following is the shape of a cross section of the figure shown below

Max recorded the heights of 500 male humans. he found that the heights were normally distributed around a mean of 177 centimeters. which statements about max’s data must be true? a) the median of max’s data is 250 b) more than half of the data points max recorded were 177 centimeters. c) a data point chosen at random is as likely to be above the mean as it is to be below the mean. d) every height within three standard deviations of the mean is equally likely to be chosen if a data point is selected at random.