Using the together rate, it is found that they would prepare the solution in 1.71 minutes working together.
<h3>What is the together rate?</h3>
It is the sum of each separate rate.
In this problem, the rates are given by:
Hence the together rate is given by:



7x = 12
x = 12/7
x = 1.71.
They would prepare the solution in 1.71 minutes working together.
More can be learned about the together rate at brainly.com/question/25159431
#SPJ1
D) 40% 2/5=40 so 40 percent chance
Answer:
π/8
Step-by-step explanation:
Phase shift = c/b
= (π/2) / 4
= π/8
Answer:
its c i think. 3/5 is 60%
Step-by-step explanation:
1/5= 20% so 20%x3=60%