Answer
its the third one.
Step-by-step explanation:
im not sure how to explain it, but i know its b
First off, let's convert the percentages to decimal format, so our 77% turns to 77/100 or 0.77, and our 55% turns to 55/100 or 0.55 and so on
now, the sum of both salines, must add up to the 77% mixture, let's say is "y"
so, 11 + 4 = y, and whatever the concentration level is, must also sum up to the mixture's concentration of 77%
anyway thus

solve for "x"
Answer:
○ 4⁄6, -4⁄6
Step-by-step explanation:
Take the square root of both the denominator and numerator, and you will get the above two answers.
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Answer:
The answer is C. 7 - 3 = 4
Step-by-step explanation:
The median is 6 and the first quartile is 3 and the third quartile is 7. Ap3x certified!Have a great day hope this helps!