Answer:
16 I think
Explanation:
I don't know I got it right with 16
sorry if its wrong
To find the range, you find the biggest and smallest number of the set of numbers.
biggest number = 125
smallest number = 90
Now, the biggest number take away the smallest number is the range.
125 - 90 = 35
range = 35
A quart has 32oz in it. If the solution needs 5% bleach then all you do is multiply 32*(5/100) or 32*.05. Either way, the answer is 1.6. So you need 1.6 oz to make a quart 5% bleach solution.
Answer: (A) shows how variolation became more popular as it was proved helpful