Answer:

Step-by-step explanation:

Answer:
Yes, they lie on the line NP
Maximum 9 boxes as that is 432 kg total, any more boxes would be more than the elevator can take
Answer:
centimeter square.
Step-by-step explanation:
We are given that,
Number of rows having squares = 5
Length of each square = x cm
As, we know,
Area of a square = 
Thus, area of 1 square = 
<em>As there are x squares in each row</em>, we get,
Area of 'x' number of squares =
= 
<em>Also, as there are 5 rows.</em>
Thus, total area of 5 rows =
=
centimeter square.
Hence, the required area is
centimeter square.