In a classroom, the students are set up in the arrangement shown in the table.

How many students are sitting at the 4 tables

Asalesperson earns $320 per week plus 8% of her weekly sales. the expression representing her earnings is 320 + 0.08x. which of the following describes the sales necessary for the salesperson to earn at least $1000 in the one week?

Find the value of p for which the polynomial 3x^3 -x^2 + px +1 is exactly divisible by x-1, hence factorise the polynomial

Find the zeros of each function. f(x) = 6x^2 - 7x - 20