The density of ice cream is 0.65 g/cm3. The density of milk is 1.02 g/cm3.
80 cm3 of ice cream is mixed with 50 cm3 of milk to make a milkshake.
What is the density of the milkshake rounded to 1 dp

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