Respuesta :

Adrienne can make of a bracelet in hour

so 1 bracelet in 1 hour

answer: 1 bracelet
The answer is in the question. It says that Adrienne can make a bracelet in a hour. 
The question then asks you how many in 1 hour. 
1 hour and a hour is the same thing. 
So the answer would be 1 bracelet in 1 hour.