Friday
March 24, 2017

Post a New Question

Posted by on Saturday, August 3, 2013 at 10:52am.

To obtain a final average of 80 % in a certain subject, what grade must a student earn in a test after having an average of 77.5 % in four examinations ?

  • math - , Saturday, August 3, 2013 at 12:11pm

    77.5 * 4 = 310

    500 * 0.8 = 400

    400 - 310 = 90

Answer This Question

First Name:
School Subject:
Answer:

Related Questions

More Related Questions

Post a New Question