If you are required to find A, then A=sin inverse(4/5)
Answer:
a) is B because it inrease quite rapidly and then slowly increase
b) is c as it increase and then decreases quite soon and rapid and then increase quite rapidly again
Step-by-step explanation:
Discounted at 15% off....means the kid actually paid 85%
0.85(18) = 15.30
and then there is the 6% sales tax...
15.30 * 1.06 = 16.218 rounds to $ 16.22 <== what she pays