si 15 trabajadores cavan una zanja de 18m de largo y 2m de ancho en 8 dìas, ¿Cuantos dìas se demoraran 20 trabajadores en cavar una zanja de 60m de largo y 3m de ancho?

Which is a true statement comparing the graphs of x^2/6^2-y^2/8^2 = 1 and x^2/8^2-y^2/6^2 the foci of both graphs are the same points. the lengths of both transverse axes are the same. the directrices of = 1 are horizontal while the directrices of = 1 are vertical. the vertices of = 1 are on the y-axis while the vertices of = 1 are on the x-axis.

W-16=-12 solve each one step equation plz

Out of 50 students surveyed, 16 have a dog. based on these results, predict how many of the 280 students in the school have a dog.