Need all answered
For unlimited access to Homework Help, a Homework+ subscription is required.
Need all answer correctly
There were 60 questions to be answered in a mathematical competition. The average number of questions answered correctly by all the participants was 44 . The average number of questions answered correctly by the top 75% of the participants was 48. What was the average number of questions that were answered incorrectly by the bottom 25% of the participants?
HEY! I answered 1a) but from b-e i dont know, could i get the working out and answer?