The direct distance from a starting point to a finish line is 15 miles. unfortunately, you can't take the direct route. if you travel 12 miles east, how many miles north must you travel to reach the finish line? 10, 19, 9

How many liters of peroxide should be added to 12 liters of an 8% peroxide solution so that the resulting solution contains 16% peroxide?   original added new amount of peroxide 0.96 liters x 0.96 + x amount of solution 12 liters x 12 + x 0.18 liter 1.14 liters 1.92 liters 2.10 liters