Maria lives in England, where the currency used is British pounds. Maria received a gift that was worth 90 US dollars. At the time she received the gift, 1 US dollar was equivalent to 0.71 British pounds. Which of the
following is closest to the number of British pounds the gift was worth?
A 19
B
64
5
С
127
D
154

Astudent draws two parabolas on graph paper. both parabolas cross the x-axis at (–4, 0) and (6, 0). the y-intercept of the first parabola is (0, –12). the y-intercept of the second parabola is (0, –24). what is the positive difference between the a values for the two functions that describe the parabolas? write your answer as a decimal rounded to the nearest tenth