5. En 50 litros de agua de mar hay 1300 gramos de sal, ¿cuantos litros de agua de mar contendrân 5200 gramos de sal? a. 220L
b. 210L
c. 200L
d. 150L

Match each polynomial with its factorization.

Two streets intersect at a 30- degree angle. at the intersection, the are four crosswalks formed that are the same length. what type of quadrilateral is formed by the crosswalks?

Aquadratic equation in standard from is written ax^2= bx+c, where a,b and c are real numbers and a is not zero?