In a mixture of 28 litres, the ratio of milk and water is `5:2` , set up the equation be tween the mixture and milk. Draw its graph. By observing the graph, find the quantity of milk in the mixture.

The ratio of molecular weight of Hydrogen and Oxygen in water is 1:8. Set up an equation between Hydrogen and Oxygen and draw its graph. From the graph find the quantity of Hydrogen if Oxygen is 12 grams. And quantity of oxygen if hydrogen is 3/2 gms.?

The ratio of two substances in a mixture is 3: 5, then write a linear equation to show the relation

What is the effective density of the mixture of water and milk when they are taken with same volumes ?

Draw the graph of the equation 2x + 3y = 11. From the graph find the value of y when x = 1.

25% of the students in a school are girls and others are boys. Form an equation and draw a graph for this. By observing the graph, answer the following: Find the number of boys, if the number of girls is 25.

25% of the students in a school are girls and others are boys. Form an equation and draw a graph for this. By observing the graph, answer the following: Find the number of girls, if the number of boys is 45.

If we mix some water in milk, will the relative density of the mixture be less than or more than the relative density of milk ?

What is the effective density of the mixture of water and milk when i. they are taken with same masses ?