In a group of 126 students 57 are seniors,62 are female and 32 are female seniors. Find the probability that a student picked from this group at random is either a senior or female A:32/126
B:62/126
C:57/126
D:87/126

Nick has box brads. he uses 4 brads for the first project. nick let’s b represent the original number of brads and finds that for the second project, the number of brads he uses is 8 more than half the difference of b and 4. write an expression to represent the number of brads he uses for the second project.

What value of x is in the solution set of 4x – 12 s 16 + 8x?

7. the area of the playing surface at the olympic stadium in beijing isof a hectare. what area will it occupy on a plan drawn to a scaleof 1: 500?