1 All Year 9 students in a school must choose either Music or Drama but not both. In 2013 the numbers taking the options of Music or Drama were in the ratio, 3:7.
The number of students choosing Music was 72.
a) What percentage of these students chose Music?
b) How many students were there in total in Year 9?

The image of the point (-6, -2)under a translation is (−7,0). find the coordinates of the image of the point (7,0) under the same translation.

Which term best describes the association between variables a and b? no association a negative linear association a positive linear association a nonlinear association a scatterplot with an x axis labeled, variable a from zero to ten in increments of two and the y axis labeled, variable b from zero to one hundred forty in increments of twenty with fifteen points in a positive trend.

In triangles abc and wxy, a=w and b=x which of the following must be true to prove abc=wxy by the aas theorem? a.ab=bc b.bc=xy c.ab=wx d.