Yesterday, 20 employees in an office were absent. if these absentees constitute
25% of the employees, what is the total number of employees?

Figure abcd is a parallelogram. if point c lies on the line x = 2, what is the y-value of point c?

There are 15 plates and each plate is either 7 or 12 inches diameter. which systems of equations do you use to find the number of 7 inch plates, x and 12 inch plates, y

Can any one me with the answers to these questions asap?