Maryam realizes that when she ascends the stairs of the school in threes or fours, one step always remains. Then what is the minimum number of the stairs between 13,14,23,26 and 31? and why?

When using the linear combination metho e linear combination method to solve a system of linear equations, the four options are:

Find the greatest common factor of the followig monomials 46g^2h and 34g^6h^6

60 musicians applied for a job at a music school. 14 of the musicians play both guitar and drums, 28 play drums, 18 play the guitar. what is the probability that the applicant who gets the job plays drums or guitar?