Here are the times (in minutes) that six students need to finish a quiz: 10,14,15,15,14,10 Find the mean deviation for this data
A) 4.67
B) 13
C) 2
D) 2.16

Solve the system by the elimination method. 2x + y - 4 = 0 2x - y - 4 = 0 when you eliminate y, what is the resulting equation? a.x = 0 b.4x = -8 c.4x = 8

[15 points, algebra 2]simplify the complex fraction and find the restrictions.

Aschool allots ? 1500 to spend on a trip to the theatre. theatre tickets have a regular cost of ? 55 each and are on offer for 1 5 off. a train ticket for the day will cost ? 12 each. if 2 teachers and the maximum number of students attend, how much money will the school have left over?