12. Jessica places 3 photos on the cover of her picture album. She places 4 photos on each of the other pages. She has 135 photos in all. How many pages will she need if she uses all of her photos?
A. 33
B. 38
C. 40
D. 28

Neveah and clint are baking muffins for the bake sale. they need to bake 30 muffins for their display case. clint has baked 4 so far, and neveah has baked 7. how many muffins (m) do they have left to bake? show your work!

5,600 x 10^3 = a) 560 b) 5,000,600 c) 5,600,000 d) 56,000

The average number of vehicles waiting in line to enter a parking lot can be modeled by the function f left parenthesis x right x squared over 2 left parenthesis 1 minus x right parenthesis endfraction , where x is a number between 0 and 1 known as the traffic intensity. find the rate of change of the number of vehicles waiting with respect to the traffic intensity for the intensities (a) xequals0.3 and (b) xequals0.6.