Question

If I pile oranges in a pyramid with 1 orange in the first layer, 4 in the second layer (from the top), 9 in the third layer and 16 in the fourth layer, how many oranges will I need to make to make a pile with 10 layers?

Answer 1

Answer:

the lenth of a rectangular filed is 8m less than twice breadth . if the perimeter of rectangular filed is 56 meters, find is length and breadth?