no ablo inglés solo español perdón por no responderte
Answer:
54
Step-by-step explanation:
20% of 15 is 3 so Quentin is 18 years old
If Quentin is one thrid his Aunt's age that means his aunt is three times older.
18 * 3 = 54
So his Aunt is 54 years old
find unit rate:
36 / 6 = 6
she can ride 6 miles in 1 hour
The answer is D because you can multiply the second equation by -4