Answer:
From what i know your answer will be a.
We know that
a1----------> <span>grains of rice in the first square
a1=2
n------------> space ubication
the expressions is
an=a1</span>^n----------> an=2<span>^n
for the </span><span>the tenth space n=10
</span>an=2^10---------> an=1024 grains of rice
the answer is
1024 grains of rice
Since you get 10% off, you only pay 90% of the price.
1200 x 0.90 = 1080
Therefore the price is $1080 before taxes.
