instruction:
The task is to generate the correct answer for a given math problem.
question:
Problem: how much interest will $ 10,000 earn in 9 months at an annual rate of 4 % ?
answer:
$ 300


question:
Problem: if a = 105 and a ^ 3 = 21 × 25 × 45 × z , what is the value of z ?
answer:
49


question:
Problem: country x imposes a two - tiered tax on imported cars : the first tier imposes a tax of 25 % of the car ' s price up to a certain price level . if the car ' s price is higher than the first tier ' s level , the tax on the portion of the price that exceeds this value is 15 % . if ron imported a $ 30000 imported car and ended up paying $ 5500 in taxes , what is the first tier ' s price level ?
answer:

$ 10000