Donate SIGN UP

Exam Average

Avatar Image
Dee-M-See | 22:23 Wed 17th Oct 2007 | Quizzes & Puzzles
4 Answers
A schoolboy had to take eight exams for the first seven exams he averaged 67%
what percentage would he have to get in the eighth exam to average 70% for all eight
Gravatar

Answers

1 to 4 of 4rss feed

Best Answer

No best answer has yet been selected by Dee-M-See. Once a best answer has been selected, it will be shown here.

For more on marking an answer as the "Best Answer", please visit our FAQ.
91 per cent.
91%

7x67=469
8x70=560, so 91%
Agree 91% :

(8 x 70 = 560) - (7 x 67 = 469) = 91

1 to 4 of 4rss feed

Do you know the answer?

Exam Average

Answer Question >>