Dividing and rounding to the nearest whole number

If the simple annual interest rate on a loan is 6, what is the interest rate in percentage per month?

Cody was 165cm tall on the first day of school this year, which was 10% taller than he was on the first day of school last year.

Given the quadratic function f(x)=3x^2-24x+49 a. use “completing the squares” to convert the quadratic function into vertex form b. state the vertex c. find the x and y intercepts d. graph the function