I don't understand your question fully, try to list your full problem in the future and maybe people will be able to better help you.
We have 89 ounces of 47% iodine.
We will add "x" ounces of 14% iodine to get a 29% iodine solution.
89 * .47 + .14x = .29 * (89 + x)
41.83 + .14x = 25.81 + .29x
16.02 = .15x
x = 106.80
So, we must add 106.80 ounces of 14% iodine to get a 29% iodine solution.
(for a total of 195.80 ounces)
Source:
http://www.1728.org/mixture.htm
Hello there
36+4=40 people in one bus
In 6 buses how many people?
40•6=240 people are going on the field trip
:D
The first drop box answer is A. The second one is about 18,000
