A hall which is 8m long is represented on a diagram as 4 cm long. What is the scale of the diagram?

Write the point-slope form of the line passing through (2, -12) and parallel to y=3x.

Cody was 165cm tall on the first day of school this year, which was 10% taller than he was on the first day of school last year.

Aculinary club earns $1360 from a dinner service. they sold 45 adult meals and 80 student meals. an adult meal costs twice as much as a student meal. what is the cost of an adult meal?