Please help me quick correct answer

Javier bought a painting for $150. each year, the painting's value increases by a factor of 1.15. which expression gives the painting's value after 77 years?

What is the scale factor of this dilation? a) 1/2 b) 1/3 c) 2 d) 3

0. a square do not enter sign has a height and width of feet. will the area of the sign be greater than or less than 2 1/2 square feet? explain how you know and then find the actual area.