“What was America's role in World War II before 20
Pearl Harbor?"

Before Pearl Harbour the US participated in the production of arms (weapons) to sell to the allies. In particular the United Kingdom and France. The US refrained from officially selling arms to the axis forces such as Germany

true is the answer to this

the amount of the purse is, $120.

tax rate =9%

first find the the total tax she paid on the amount is equal to the 9% of $120 i.e,

now,

total amount paid by shalika = $120 +$10.8 = $130.8