How can i work out 30% of (blank) is 60?

What value of x will make the triangles similar by the sss similarity theorem?

Sorry guys but as you have a small brain

Draw a tape diagram to represent each situation.for some of the situations,you need to decide what to represent with a variable andre bakes 9 pans of brownies.he donates 7 pans to the school bake sale and keeps the rest to divide equally among his class of 30 students