P6 Math: Water container

Michael fills up 4 identical large and 7 identical small containers to the brim using 10.4 L of water. The amount of water he has left is 0.1 L short of filling up a large container, but it can fill up a small container with 0.3 L of water leftover.

(a) What is the difference in volume between the large container and small container ?

(b) What is the total amount of water that Michael has ?

P6 Math: Boxed

 

P6 Math: Circle and Rectangle Ratio

The figure below is made up of a circle and a rectangle. The ratio of the area of the circle to the area of rectangle is 7 : 5. The ratio of the shaded area of the rectangle to the unshaded area of the rectangle is 3 : 7. What is the ratio of the shaded area to the unshaded area of the figure ?