Doreen Schmidt is a chemist. She needs to prepare
24
24
ounces
ounces of a
7
7% hydrochloric acid solution. Find the amount of
12
12% solution and the amount of
6
6% solution she should mix to get this solution.

What is the result of adding the system of equations? 2x+y=4 3x-y=6

The table shows the age and finish time of ten runners in a half marathon. identify the outlier in this data set. drag into the table the ordered pair of the outlier and a reason why that point is an outlier.

Aschool allots ? 1500 to spend on a trip to the theatre. theatre tickets have a regular cost of ? 55 each and are on offer for 1 5 off. a train ticket for the day will cost ? 12 each. if 2 teachers and the maximum number of students attend, how much money will the school have left over?