Post a New Question

algebra

posted by on .

if a student has an average of 8 after 20 tests and then gets a 0 on his 21st test, what would his new average be?

  • algebra - ,

    8 * 20 = 160

    160/21 = ?

  • algebra - ,

    x = total score of tests

    x/20 = 8
    x = 160

    160/21 = 7.62 new average

  • algebra - ,

    thank you.

Answer This Question

First Name:
School Subject:
Answer:

Related Questions

More Related Questions

Post a New Question