A scale model of a building has a scale of 3 : 92. The height of the real building is 27 m.
Find the height of the scale model.
Give your answer in cm to 2 dp.

Astudent must have an average on five test that is greater than it equal to 80% but less than 90% to receive a final grade of b. devon's greades on the first four test were 78% 62% 91% and 80% what range if grades on the fifth test would give him a b in the course? ( assuming the highest grade is 100%)