Question

On her first two quizzes Barbara averaged nine correct answers on the next 3 quizzes she averaged 10 correct answers what decimal number shows Barbara's average score on all five quizzes

HELP ASAP​

Answer 1

0.98

Explanation:

Assuming the number of questions on all the tests is 10,

9+9+10+10+10 / 50

You get 50 by doing 5 quizzes x 10 questions per quiz.

48/50 = 0.98