The answer should be option C! I think? I hope it helps :)
The 90% confidence interval is (70 - 4, 70 + 4). The margin of error is 4%.
Answer:
The first one
Step-by-step explanation:
D. He will have $2,121.80.
After one year at 3% interst, $2000 becomes $2000 x 1.03 = $2,060.
During the second year, that $2060 x 1.03 becomes $2121.80
An equation in standard form looks like Ax + By = C.
Let C = 80
Take it from here.
