Dan is watching birds in his backyard. he figures out that %20 of the 50 birds are robins. does dan need to find the part, the whole, or the percent?

Which of the following represents a number squared is equal to twenty more than nine times that number ? a) x squared = 9x + 20 b) x squared = 20x + 9 c) x squared > 9 + 20x d) x squared = 9 + x + 20

Question 5 spring semester final exam math evaluate

The length of a rectangular piece of land is 92 yards more than three times its width. the perimeter is 760 yards. find its dimensions.