roles) || in_array('administrator', $user->roles) || in_array('admin', $user->roles ) ) { ?>
probname); ?>
Topic Classification: nid, "Topic Classification"); ?> Tags: nid, "Problem Tag");?>
Topics: nid, "Topics"); ?> Prerequisites: nid, "Prerequisites"); ?>
Supplies: nid, "Supplies"); ?> Pedagogy: nid, "Pedagogy"); ?>
Grade Vs Difficulty:
  EasyModerateChallengingPerplexing
1-2
3-4
5-6
 
 
7-8
 
 
9-10
 
 
11-12
 
 
13-14
 
 
Solution: nid, "Solution"); ?>
Problem

The Dunbar family consists of a mother, a father, and some children. The average age of the members of the family is 20, the father is 48 years old, and the average age of the mother and children is 16. How many children are in the family?

Details
Source Title: AMC 10 Problem Collection 2007
Authors
nid); while ($data = db_fetch_object($authorresult)) { $authorfirstname = $data->firstname; $authorlastname = $data->lastname; $authors = $authorfirstname . ' ' . $authorlastname; print $authors; ?>
References
nid); if (mysql_num_rows($refresult) > 0 ) { ?> nmcreferenceid; $referenceauthor = $data->author; $referencetitle = $data->title; $referenceurl = $data->url; ?> 0 ) { print '
Reference Author Reference Title Reference URL
'; } ?>
nid); $totalSets = mysql_num_rows($setsResult); if ($totalSets > 0) { ?>
Problem Sets This Problem Belongs to:
parent_nid; ?> Set:
VARIABLES
nid, 1); while ($data = db_fetch_object($variablesresult)) { $variable = $data->elementdata; ?> •


DEFINITIONS
nid); while ($data = db_fetch_object($defresult)) { $definitionid = $data->nmcdefinitionid; $definition = $data->definition; $definitionname = $data->definitionname; ?> •