inez waters her plants every two days. She trims them every 15 days. She did both today. when will she do both again

In 30 days she will do both again

Step-by-step explanation:

It's the first multiple of 15 that can also be a multiple of 2

twenty-six miles over two gallons because the proportion for the original 13 miles to one gallon would be written 13/1 and, doing the same thing to the top and bottom, i multiplied by 2 and got 26/2