The stem and leaf diagram shows the ages of people in a cinema. Key 2 1 represents 21 years
2 1 3
3 0 2 2 5
4 3 4 6 8 9 9
5 0 2 2 3 5
a) What is the range of ages?
years
b) How many people are represented in the diagram?
people
c) What is the median age?
years old

The function g(x) is defined as shown. x-1, -2 g(x) = 2x+3, -1 6-x, x23

Write the sentence as an equation. z plus 372 is equal to 160

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.