Wednesday
April 23, 2014

Homework Help: college algebra

Posted by Joe on Sunday, March 8, 2009 at 11:42am.

Sally took four tests in science class. On each successive test, her score improved by 3 points. If her mean score was 69.5%, what did she score on the first test?

Answer this Question

First Name:
School Subject:
Answer:

Related Questions

social science statistics - a professor was curious to whether the students in a...
algebra - Briana's second test score was 8 points higher than her first score. ...
algebra - Jacob has a mean score of 78 after his first four math tests. He wants...
graduate statistics - A nursing professor was curious as to whether the students...
math - A teacher allows the students to each "throw out" their lowest test score...
math - Adam took five tests and received a grade for each of them. The first ...
math - A student has a mean score of 88 on five tests taken. What score must she...
math algebra - 42 students took a test in school where the passing score was 70...
math - Mike took four tests: English, Math, Science and History. He scored a 74 ...
MATH - If the mean score on a set of 24 tests is 81and two more students took ...

Search
Members