A mixture of 6% diſinfectant solution is to be made from 7% and 3% disinfectant solutions. How much of each solution should be used if 20 gallons of 6% solution are needed?
You need
gallons of 7% solution and
gallons of 3% solution.

image result for what is another name for consecutive interior angles? ​

when two lines are crossed by another line (called the transversal): the pairs of angles on one side of the transversal but inside the two lines are called consecutive interior angles. in this example, these are consecutive interior angles: d and f.

step-by-step explanation:

the answer is the third / last answer

step-by-step explanation:

vertical=18cm horizontal=18cm hypotenuse=25.5

step-by-step explanation:

there are no multiple choices