Can somebody help me with this problem please?!!​

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.

8000 + 8800 + 8000 + 8 million + 80 trillion + another a katrillion equals

When a rectangle is dilated, how do the perimeter and area of the rectangle change?