A)La reserva nacional “Las Vicuñas”- Región de Arica y Parinacota con una superficie total que supera las 200.000 hectáreas procura proteger las siguientes especies: Si ambas especies suman 249 cabezas y 648
patas, modela un sistema de ecuaciones que
permita saber cuántos animales hay por cada
especie.

The average number of vehicles waiting in line to enter a parking lot can be modeled by the function f left parenthesis x right x squared over 2 left parenthesis 1 minus x right parenthesis endfraction , where x is a number between 0 and 1 known as the traffic intensity. find the rate of change of the number of vehicles waiting with respect to the traffic intensity for the intensities (a) xequals0.3 and (b) xequals0.6.

Someone me what is the area of this figure? 18m 18m 8m 16m

Michelle is planting flowers in her garden. she wants the ratio of daises to carnations to be 3 to 2. michelle wants to plant a total of 35 flowers. how many daises should she plant?