Why snog keep deleting my questions

Prove that 3: 8 is equivalent to 12: 32.a. use diagrams to support your answer.

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?

How much dextrose 70% must be mixed with dextrose 5% to prepare 1,000 ml of dextrose 20%?