Answer:
Option (1) is correct.
The product of
is 
Step-by-step explanation:
Given, 
We have to find the product of above,
We have to multiply each term as ,
can be written as,

When we multiply each term we get,

These terms are same as we have filled in table below.
On adding like terms we get,


Thus, the product of
is 
Like all the time so pick the hall from the house yeieyeiw sorry I need points
Estimate to nearest hundreds is 600
Estimate to nearest tens is 610 or 520
I think Sam is correct cuz SQ is a bigger rectangle and for OM it is smaller and we only know the width