40. Each student’s project in a history seminar is given a point score by the teacher and by each of the other students in the seminar. A student’s project grade, g, is determined by the formula , where t is the score the teacher gives, s is the sum of the scores the students give, and n is the number of students in the seminar. What is t in terms of g, s, and n ?

Answer and Explanation

Your Answer is

Correct Answer is K

Explanation

Need to convert the definition of g into the definition of t. Multiply the denominator on the right side of the equation to the left side, and then subtract s from both sides to get option K.