If the value of y varies directly with x, which function represents the relationship between x and y when y= 16/5 and x = 20?

Noor brought 21 sheets of stickers. she gave 1/3 of a sheet to each of the 45 students at recess. she wants to give teachers 1 1/2 sheets each.

What is the equation of a line passing through the point (6,1) and parallel to the line whose equation 3x=2y+4

The weight of an object in the water is 7% of its weight out of the water. what is the weight of a 652g object in the water?