Credit card A offers an introductory APR of 3.4% for the first 3 months and a standard APR of 15.7% thereafter while credit card B offers an introductory APR 4.2% for the first 3 months and standard APR of 15.5% there after else being equal which of these statements is correct (assume all interest is compounded monthly)

Michele wanted to measure the height of her school’s flagpole. she placed a mirror on the ground 48 feet from a flagpole, then walked backwards until she was able to see the top of the pole in the mirror. her eyes were 5 feet above the ground and she was 12 feet from the mirror. using similar triangles, find the height of the flagpole to the nearest hundredth of a foot.