If the five number summary for a set of data is 0, 3, 6, 7, and 16, then the mean of this set of data is

Rewrite the hyperbolic equation 4y^2 -9x^2 +54x-8y-113=0

What is the value of x in the equation 1.5x+4-3=4.5(x-2)?

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?