Numa escola exístem 5 turmas a turma do 6°- tem 35 alunos, 7°- 50 alunos, 8°- 27 alunos, 9°- 40 alunos e etapa iii com 32 alunos.

quantos alunos tem essa escola?

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

What is the similarity ratio of a cube with volume 729m^3 to a cube with volume 3375 m^3

Many newspapers carry a certain puzzle in which the reader must unscramble letters to form words. how many ways can the letters of emdangl be arranged? identify the correct unscrambling, then determine the probability of getting that result by randomly selecting one arrangement of the given letters.