. Q4.
Red and blue cubes
In a bag, there are red and blue cubes in the ratio 4:7

red: blue
4:7

I add 10 more red cubes to the bag.

Now there are red and blue cubes in the ratio 6:7

red: blue
6:7

How many blue cubes are in the bag?

He trapezoid is composed of a rectangle and two triangles. what is the area of the rectangle? what is the total area of the triangles? what is the area of the trapezoid? ? a) 42 cm2; 27 cm2; 69 cm 2 b) 54 cm2; 27 cm2; 81 cm 2 c) 108 cm2; 27 cm2; 135 cm 2 d) 108 cm2; 13.5 cm2; 121.5 cm 2