Work in amount of pure acid let x = gallons of pure acid required.
then we have the equation:-
x + 55(0.6) = 0.80(x + 55)
x + 33 = 0.80x + 44
0.20x = 11
x = 11/0.2 = 55 gallons answer
Tax is 1.54
Including tax = 39.99
Excluding tax= 38.5
Hope this helps
Answer:
4/-7
Step-by-step explanation:
14-10/2-9=
4/-7
Answer:
The median is 1.84
Step-by-step explanation:
To find the median we need to first put the amounts in ascending order.
$1.61, $1.75, $1.79, $1.84, $1.96, $2.09, $2.11
To determine the median we now select the middle most term, which is $1.84.
Since you have the minus between the x^2 and y^2 terms it would be a hyperbola
