Question 1: Assuming that all variables are positive, find the root square of (4x5y2)/9x3 2xy 2x/3y xy/3 2xy/3 Question 2: If 15% of x is 45,what is 20% of x? 55 60 66 75 Question 3: In the figure below, quadrilateral ABCD has AB parallel with CD, BC=3 and AB=4. What is the area of triangle ABD? 3 4 6 7 Question 4: A school has 500 students and 30 English teachers and 20 math teachers. What is the ratio between the number of math teachers and the number of students of the school? 25 3/50 2/3 2/50 Question 5: Which sequence represents the table below: