Kyle’s first four quizzes had a mean score of 80%. If he scores 100% on his next quiz, what will be his mean quiz score for the first five quizzes?

let's consider 80%= 80 marks

mean of four quizzes is 80.

sum of four quizzes :

=> 80*4 = 320

sum of Five quizzes:

=> 320 + 100 = 420

Therefore, mean of 5 quizzes:

=>  420/5 = 84

so the answer is 84%

the correct answer is

c. 4

step-by-step explanation:

the given polynomial is

the degree of the polynomial is the highest exponent which is 4.

the -4 is called the leading coefficient.

this polynomial has only one term so it is a monomial.

the correct answer is option c.

answer: i don't understand it

step-by-step explanation: sorry