Tl
4. tres barredoras recolectan la basura de 20 calles a la redonda del centro histórico al mismo
tiempo, en un lapso de 8 horas. si se descompone la barredora a, entonces by c realizan el
trabajo en 12 horas, pero si se averían a y b, la barredora c lo hace en 18 horas. responde:
a) ¿cuánto tardan, por separado, las barredoras a y b en realizar la limpieza?
b) si en una hora la barredora a limpia 72 m² de superficie, ¿cuál es la superficie total de las
calles que barren a, b y c?
c)¿cuántos metros cuadrados asea por hora cada barredora b y c?

Find the perimeter of the figure shown above. a. 18 yds c. 20 yds b. 10 yds d. 24 yds select the best answer from the choices provided

Find the length of the diagonal of the rectangle. round your answer to the nearest tenth. || | | 8 m | | | | 11 m

Michelle and julie work at a catering company. they need to bake 264 cookies for a birthday party that starts in a little over an hour and a half. each tube of cookie dough claims to make 36 cookies, but michelle eats about 1/5 of every tube and julie makes cookies that are 1.5 times as large as the recommended cookie size.it takes about 8 minutes to bake a container of cookies, but since julie's cookies are larger, they take 12 minutes to bake. a. how many tubes should each girl plan to bake? how long does each girl use the oven? b. explain your solution process what did you make? c. what assumptions did you make?