Class A has 26 pupils and class B has 14 pupils. Both classes sit the same maths test. The mean score for class A is 66. The mean score for both classes is 66. What is the mean score in the maths test for class B?

Aswimming pool is a rectangle with semicircles on the end. the rectangle is 12 meters wide and 30 meters long. the diameter and width of the swimming pool are equal. sketch and label an overhead diagram of the swimming pool. find the area of the swimming pool floor.