Answer:
The U.S firm made a loss of $4,500
Step-by-step explanation:
In order to determine weather the U.S made a loss let us assume payment was made when the exchange rate was $1.55/pound and calculate the amount, and also calculate the amount when exchange rate is $1.52/pound.
cost of merchandise pound150,000.
- when exchange was $1.55/pound, the U.S firm would get
,
the firm would get $232,500
- when exchange was $1.52/pound, the U.S firm would get

the firm would get $228,000

Hence the U.S firm made a loss of $4,500