Fill in the blanks: 1.) 85% expressed as a fraction in simplest form is 2.) 60 out of 300 cds are classical music cds. what percent of the cds are classical music cds? 3.) 4/9 expressed as a percent is? 4.) 0.72 expressed as a percent is?

The sixth grade art students are making a mosaic using tiles in the shape of right triangles.each tile has leg measures of 3 centimeters and 5 centimeters.i f there are 200 tiles in the mosaic what is the area of the mosaic.

In what form is the following linear equation written y=9x+2

Each person in an it department of 25 people works on at least one of 3 major projects: system security, program implementation, platform development. 10 people work on system security, 13 work on program implementation, and 12 work on platform development. 4 people work on system security and platform development, 5 people work on program implementation and platform development, and 2 people work on all three projects. how many people work on system security and program implementation?