Question

First try was incorrect

Hannah bought a new car. The salesman recommended that she
change her engine oil every 4,000 miles. He also recommended to
rotate her tires every 6,000 miles. At how many miles will Hannah get
her oil changed and her tires rotated at the same time?

Answer 1

12,000 miles

Explanation:

since the oil is less then the tires its every two tries for every 3 oil. the next is 24,000.