A savings certificate for $3000 carries an interest rate of 12% compounded quarterly. The nominal rate of interest is?

Hello people, i have a math question that i need with, me, i will give the correct one brainiest, and for the other correct people, a and 5 stars.

What are the solutions to the equation 4x2+3x=24-x

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?