$9802.90
17.4% = 0.174
so retail price = 8,350 + 8,350 * 0.174
= $9802.90
The correct answer is "D".
q+r=p
Because the missing angle would equal 180-q-r, it would be the same as p. The one angle (the unmarked) is supplementary to the missing angle. (180 degrees)
I hope this helps!
~kaikers
You multiply 7/8 times 70 to get 61.25, then you multiply that by 6/7, to find that she used 52.5 gallons for her trip.