Answers to problems on page 7 - by The National Assessment of Educational Progress - School Reform News
Answers to problems on page 7
Written By: The National Assessment of Educational Progress
Published In: School Reform News > January 2005
Publication date:
01/01/2005
Publisher: The Heartland Institute
1. 1,571
Low elevation = -294
High elevation = 1,277
Difference = 1,571
2. e) 29
3. e) L - 3
4. 8
X + Y = 14
.20X + .33Y = 3.84
Therefore,
.20X + .33(14 - X) = 3.84
Solving,
X = 6 and Y = 8
5. d) 29
